1 /****************************************************************************
3 ** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/legal
6 ** This file is part of the QtCore module of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** Commercial License Usage
10 ** Licensees holding valid commercial Qt licenses may use this file in
11 ** accordance with the commercial license agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia. For licensing terms and
14 ** conditions see http://qt.digia.com/licensing. For further information
15 ** use the contact form at http://qt.digia.com/contact-us.
17 ** GNU Lesser General Public License Usage
18 ** Alternatively, this file may be used under the terms of the GNU Lesser
19 ** General Public License version 2.1 as published by the Free Software
20 ** Foundation and appearing in the file LICENSE.LGPL included in the
21 ** packaging of this file. Please review the following information to
22 ** ensure the GNU Lesser General Public License version 2.1 requirements
23 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
25 ** In addition, as a special exception, Digia gives you certain additional
26 ** rights. These rights are described in the Digia Qt LGPL Exception
27 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
29 ** GNU General Public License Usage
30 ** Alternatively, this file may be used under the terms of the GNU
31 ** General Public License version 3.0 as published by the Free Software
32 ** Foundation and appearing in the file LICENSE.GPL included in the
33 ** packaging of this file. Please review the following information to
34 ** ensure the GNU General Public License version 3.0 requirements will be
35 ** met: http://www.gnu.org/copyleft/gpl.html.
40 ****************************************************************************/
45 #include <QtCore/qchar.h>
46 #include <QtCore/qbytearray.h>
47 #include <QtCore/qrefcount.h>
48 #include <QtCore/qnamespace.h>
52 #if defined(Q_OS_LINUX_ANDROID)
53 // std::wstring is disabled on android's glibc, as bionic lacks certain features
54 // that libstdc++ checks for (like mbcslen).
57 typedef basic_string<wchar_t> wstring;
64 #error qstring.h must be included before any header file that defines truncate
74 class QRegularExpression;
79 template <typename T> class QVector;
84 Q_DECL_CONSTEXPR inline explicit QLatin1String(const char *s) : m_size(s ? int(strlen(s)) : 0), m_data(s) {}
85 Q_DECL_CONSTEXPR inline explicit QLatin1String(const char *s, int sz) : m_size(sz), m_data(s) {}
86 inline explicit QLatin1String(const QByteArray &s) : m_size(int(qstrnlen(s.constData(), s.size()))), m_data(s.constData()) {}
88 inline const char *latin1() const { return m_data; }
89 inline int size() const { return m_size; }
90 inline const char *data() const { return m_data; }
92 inline bool operator==(const QString &s) const;
93 inline bool operator!=(const QString &s) const;
94 inline bool operator>(const QString &s) const;
95 inline bool operator<(const QString &s) const;
96 inline bool operator>=(const QString &s) const;
97 inline bool operator<=(const QString &s) const;
99 #ifndef QT_NO_CAST_FROM_ASCII
100 inline QT_ASCII_CAST_WARN bool operator==(const char *s) const;
101 inline QT_ASCII_CAST_WARN bool operator!=(const char *s) const;
102 inline QT_ASCII_CAST_WARN bool operator<(const char *s) const;
103 inline QT_ASCII_CAST_WARN bool operator>(const char *s) const;
104 inline QT_ASCII_CAST_WARN bool operator<=(const char *s) const;
105 inline QT_ASCII_CAST_WARN bool operator>=(const char *s) const;
107 inline QT_ASCII_CAST_WARN bool operator==(const QByteArray &s) const;
108 inline QT_ASCII_CAST_WARN bool operator!=(const QByteArray &s) const;
109 inline QT_ASCII_CAST_WARN bool operator<(const QByteArray &s) const;
110 inline QT_ASCII_CAST_WARN bool operator>(const QByteArray &s) const;
111 inline QT_ASCII_CAST_WARN bool operator<=(const QByteArray &s) const;
112 inline QT_ASCII_CAST_WARN bool operator>=(const QByteArray &s) const;
113 #endif // QT_NO_CAST_FROM_ASCII
119 Q_DECLARE_TYPEINFO(QLatin1String, Q_MOVABLE_TYPE);
121 // Qt 4.x compatibility
122 typedef QLatin1String QLatin1Literal;
125 typedef QTypedArrayData<ushort> QStringData;
127 #if defined(Q_COMPILER_UNICODE_STRINGS)
129 #define QT_UNICODE_LITERAL_II(str) u"" str
130 typedef char16_t qunicodechar;
132 #elif defined(Q_OS_WIN) \
133 || (defined(__SIZEOF_WCHAR_T__) && __SIZEOF_WCHAR_T__ == 2) \
134 || (!defined(__SIZEOF_WCHAR_T__) && defined(WCHAR_MAX) && (WCHAR_MAX - 0 < 65536))
135 // wchar_t is 2 bytes
137 #if defined(Q_CC_MSVC)
138 # define QT_UNICODE_LITERAL_II(str) L##str
140 # define QT_UNICODE_LITERAL_II(str) L"" str
142 typedef wchar_t qunicodechar;
146 #define QT_NO_UNICODE_LITERAL
147 typedef ushort qunicodechar;
151 Q_STATIC_ASSERT_X(sizeof(qunicodechar) == 2,
152 "qunicodechar must typedef an integral type of size 2");
154 #ifndef QT_NO_UNICODE_LITERAL
155 # define QT_UNICODE_LITERAL(str) QT_UNICODE_LITERAL_II(str)
156 # if defined(Q_COMPILER_LAMBDA)
158 # define QStringLiteral(str) \
160 enum { Size = sizeof(QT_UNICODE_LITERAL(str))/2 - 1 }; \
161 static const QStaticStringData<Size> qstring_literal = { \
162 Q_STATIC_STRING_DATA_HEADER_INITIALIZER(Size), \
163 QT_UNICODE_LITERAL(str) }; \
164 QStringDataPtr holder = { qstring_literal.data_ptr() }; \
165 const QString s(holder); \
171 #endif // QT_NO_UNICODE_LITERAL
173 #ifndef QStringLiteral
174 // no lambdas, not GCC, or GCC in C++98 mode with 4-byte wchar_t
175 // fallback, return a temporary QString
176 // source code is assumed to be encoded in UTF-8
178 # define QStringLiteral(str) QString::fromUtf8("" str "", sizeof(str) - 1)
181 #define Q_STATIC_STRING_DATA_HEADER_INITIALIZER_WITH_OFFSET(size, offset) \
182 { Q_REFCOUNT_INITIALIZE_STATIC, size, 0, 0, offset } \
185 #define Q_STATIC_STRING_DATA_HEADER_INITIALIZER(size) \
186 Q_STATIC_STRING_DATA_HEADER_INITIALIZER_WITH_OFFSET(size, sizeof(QStringData)) \
190 struct QStaticStringData
193 qunicodechar data[N + 1];
195 QStringData *data_ptr() const
197 Q_ASSERT(str.ref.isStatic());
198 return const_cast<QStringData *>(static_cast<const QStringData*>(&str));
202 struct QStringDataPtr
207 class Q_CORE_EXPORT QString
210 typedef QStringData Data;
213 explicit QString(const QChar *unicode, int size = -1);
215 QString(int size, QChar c);
216 inline QString(QLatin1String latin1);
217 inline QString(const QString &);
219 QString &operator=(QChar c);
220 QString &operator=(const QString &);
221 inline QString &operator=(QLatin1String latin1);
222 #ifdef Q_COMPILER_RVALUE_REFS
223 inline QString(QString && other) : d(other.d) { other.d = Data::sharedNull(); }
224 inline QString &operator=(QString &&other)
225 { qSwap(d, other.d); return *this; }
227 inline void swap(QString &other) { qSwap(d, other.d); }
228 inline int size() const { return d->size; }
229 inline int count() const { return d->size; }
230 inline int length() const;
231 inline bool isEmpty() const;
232 void resize(int size);
234 QString &fill(QChar c, int size = -1);
235 void truncate(int pos);
238 int capacity() const;
239 inline void reserve(int size);
240 inline void squeeze();
242 inline const QChar *unicode() const;
243 inline QChar *data();
244 inline const QChar *data() const;
245 inline const QChar *constData() const;
247 inline void detach();
248 inline bool isDetached() const;
249 inline bool isSharedWith(const QString &other) const { return d == other.d; }
252 inline const QChar at(int i) const;
253 const QChar operator[](int i) const;
254 QCharRef operator[](int i);
255 const QChar operator[](uint i) const;
256 QCharRef operator[](uint i);
258 QString arg(qlonglong a, int fieldwidth=0, int base=10,
259 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
260 QString arg(qulonglong a, int fieldwidth=0, int base=10,
261 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
262 QString arg(long a, int fieldwidth=0, int base=10,
263 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
264 QString arg(ulong a, int fieldwidth=0, int base=10,
265 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
266 QString arg(int a, int fieldWidth = 0, int base = 10,
267 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
268 QString arg(uint a, int fieldWidth = 0, int base = 10,
269 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
270 QString arg(short a, int fieldWidth = 0, int base = 10,
271 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
272 QString arg(ushort a, int fieldWidth = 0, int base = 10,
273 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
274 QString arg(double a, int fieldWidth = 0, char fmt = 'g', int prec = -1,
275 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
276 QString arg(char a, int fieldWidth = 0,
277 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
278 QString arg(QChar a, int fieldWidth = 0,
279 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
280 QString arg(const QString &a, int fieldWidth = 0,
281 QChar fillChar = QLatin1Char(' ')) const Q_REQUIRED_RESULT;
282 QString arg(const QString &a1, const QString &a2) const Q_REQUIRED_RESULT;
283 QString arg(const QString &a1, const QString &a2, const QString &a3) const Q_REQUIRED_RESULT;
284 QString arg(const QString &a1, const QString &a2, const QString &a3,
285 const QString &a4) const Q_REQUIRED_RESULT;
286 QString arg(const QString &a1, const QString &a2, const QString &a3,
287 const QString &a4, const QString &a5) const Q_REQUIRED_RESULT;
288 QString arg(const QString &a1, const QString &a2, const QString &a3,
289 const QString &a4, const QString &a5, const QString &a6) const Q_REQUIRED_RESULT;
290 QString arg(const QString &a1, const QString &a2, const QString &a3,
291 const QString &a4, const QString &a5, const QString &a6,
292 const QString &a7) const Q_REQUIRED_RESULT;
293 QString arg(const QString &a1, const QString &a2, const QString &a3,
294 const QString &a4, const QString &a5, const QString &a6,
295 const QString &a7, const QString &a8) const Q_REQUIRED_RESULT;
296 QString arg(const QString &a1, const QString &a2, const QString &a3,
297 const QString &a4, const QString &a5, const QString &a6,
298 const QString &a7, const QString &a8, const QString &a9) const Q_REQUIRED_RESULT;
300 QString &vsprintf(const char *format, va_list ap)
301 #if defined(Q_CC_GNU) && !defined(__INSURE__)
302 __attribute__ ((format (printf, 2, 0)))
305 QString &sprintf(const char *format, ...)
306 #if defined(Q_CC_GNU) && !defined(__INSURE__)
307 __attribute__ ((format (printf, 2, 3)))
311 int indexOf(QChar c, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
312 int indexOf(const QString &s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
313 int indexOf(QLatin1String s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
314 int indexOf(const QStringRef &s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
315 int lastIndexOf(QChar c, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
316 int lastIndexOf(const QString &s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
317 int lastIndexOf(QLatin1String s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
318 int lastIndexOf(const QStringRef &s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
320 inline bool contains(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
321 inline bool contains(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
322 inline bool contains(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
323 int count(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
324 int count(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
325 int count(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
328 int indexOf(const QRegExp &, int from = 0) const;
329 int lastIndexOf(const QRegExp &, int from = -1) const;
330 inline bool contains(const QRegExp &rx) const { return indexOf(rx) != -1; }
331 int count(const QRegExp &) const;
333 int indexOf(QRegExp &, int from = 0) const;
334 int lastIndexOf(QRegExp &, int from = -1) const;
335 inline bool contains(QRegExp &rx) const { return indexOf(rx) != -1; }
339 int indexOf(const QRegularExpression &re, int from = 0) const;
340 int lastIndexOf(const QRegularExpression &re, int from = -1) const;
341 bool contains(const QRegularExpression &re) const;
342 int count(const QRegularExpression &re) const;
346 SectionDefault = 0x00,
347 SectionSkipEmpty = 0x01,
348 SectionIncludeLeadingSep = 0x02,
349 SectionIncludeTrailingSep = 0x04,
350 SectionCaseInsensitiveSeps = 0x08
352 Q_DECLARE_FLAGS(SectionFlags, SectionFlag)
354 QString section(QChar sep, int start, int end = -1, SectionFlags flags = SectionDefault) const;
355 QString section(const QString &in_sep, int start, int end = -1, SectionFlags flags = SectionDefault) const;
357 QString section(const QRegExp ®, int start, int end = -1, SectionFlags flags = SectionDefault) const;
360 QString section(const QRegularExpression &re, int start, int end = -1, SectionFlags flags = SectionDefault) const;
362 QString left(int n) const Q_REQUIRED_RESULT;
363 QString right(int n) const Q_REQUIRED_RESULT;
364 QString mid(int position, int n = -1) const Q_REQUIRED_RESULT;
365 QStringRef leftRef(int n) const Q_REQUIRED_RESULT;
366 QStringRef rightRef(int n) const Q_REQUIRED_RESULT;
367 QStringRef midRef(int position, int n = -1) const Q_REQUIRED_RESULT;
369 bool startsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
370 bool startsWith(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
371 bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
372 bool startsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
373 bool endsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
374 bool endsWith(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
375 bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
376 bool endsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
378 QString leftJustified(int width, QChar fill = QLatin1Char(' '), bool trunc = false) const Q_REQUIRED_RESULT;
379 QString rightJustified(int width, QChar fill = QLatin1Char(' '), bool trunc = false) const Q_REQUIRED_RESULT;
381 QString toLower() const Q_REQUIRED_RESULT;
382 QString toUpper() const Q_REQUIRED_RESULT;
383 QString toCaseFolded() const Q_REQUIRED_RESULT;
385 QString trimmed() const Q_REQUIRED_RESULT;
386 QString simplified() const Q_REQUIRED_RESULT;
387 QString toHtmlEscaped() const Q_REQUIRED_RESULT;
389 QString &insert(int i, QChar c);
390 QString &insert(int i, const QChar *uc, int len);
391 inline QString &insert(int i, const QString &s) { return insert(i, s.constData(), s.length()); }
392 QString &insert(int i, QLatin1String s);
393 QString &append(QChar c);
394 QString &append(const QChar *uc, int len);
395 QString &append(const QString &s);
396 QString &append(const QStringRef &s);
397 QString &append(QLatin1String s);
398 inline QString &prepend(QChar c) { return insert(0, c); }
399 inline QString &prepend(const QString &s) { return insert(0, s); }
400 inline QString &prepend(QLatin1String s) { return insert(0, s); }
402 inline QString &operator+=(QChar c) {
403 if (d->ref.isShared() || uint(d->size) + 2u > d->alloc)
404 reallocData(uint(d->size) + 2u, true);
405 d->data()[d->size++] = c.unicode();
406 d->data()[d->size] = '\0';
410 inline QString &operator+=(QChar::SpecialCharacter c) { return append(QChar(c)); }
411 inline QString &operator+=(const QString &s) { return append(s); }
412 inline QString &operator+=(const QStringRef &s) { return append(s); }
413 inline QString &operator+=(QLatin1String s) { return append(s); }
415 QString &remove(int i, int len);
416 QString &remove(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive);
417 QString &remove(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive);
418 QString &replace(int i, int len, QChar after);
419 QString &replace(int i, int len, const QChar *s, int slen);
420 QString &replace(int i, int len, const QString &after);
421 QString &replace(QChar before, QChar after, Qt::CaseSensitivity cs = Qt::CaseSensitive);
422 QString &replace(const QChar *before, int blen, const QChar *after, int alen, Qt::CaseSensitivity cs = Qt::CaseSensitive);
423 QString &replace(QLatin1String before, QLatin1String after, Qt::CaseSensitivity cs = Qt::CaseSensitive);
424 QString &replace(QLatin1String before, const QString &after, Qt::CaseSensitivity cs = Qt::CaseSensitive);
425 QString &replace(const QString &before, QLatin1String after, Qt::CaseSensitivity cs = Qt::CaseSensitive);
426 QString &replace(const QString &before, const QString &after,
427 Qt::CaseSensitivity cs = Qt::CaseSensitive);
428 QString &replace(QChar c, const QString &after, Qt::CaseSensitivity cs = Qt::CaseSensitive);
429 QString &replace(QChar c, QLatin1String after, Qt::CaseSensitivity cs = Qt::CaseSensitive);
431 QString &replace(const QRegExp &rx, const QString &after);
432 inline QString &remove(const QRegExp &rx)
433 { return replace(rx, QString()); }
436 QString &replace(const QRegularExpression &re, const QString &after);
437 inline QString &remove(const QRegularExpression &re)
438 { return replace(re, QString()); }
441 enum SplitBehavior { KeepEmptyParts, SkipEmptyParts };
443 QStringList split(const QString &sep, SplitBehavior behavior = KeepEmptyParts,
444 Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_REQUIRED_RESULT;
445 QStringList split(QChar sep, SplitBehavior behavior = KeepEmptyParts,
446 Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_REQUIRED_RESULT;
448 QStringList split(const QRegExp &sep, SplitBehavior behavior = KeepEmptyParts) const Q_REQUIRED_RESULT;
451 QStringList split(const QRegularExpression &sep, SplitBehavior behavior = KeepEmptyParts) const Q_REQUIRED_RESULT;
453 enum NormalizationForm {
456 NormalizationForm_KD,
459 QString normalized(NormalizationForm mode, QChar::UnicodeVersion version = QChar::Unicode_Unassigned) const Q_REQUIRED_RESULT;
461 QString repeated(int times) const;
463 const ushort *utf16() const;
465 QByteArray toLatin1() const Q_REQUIRED_RESULT;
466 QByteArray toUtf8() const Q_REQUIRED_RESULT;
467 QByteArray toLocal8Bit() const Q_REQUIRED_RESULT;
468 QVector<uint> toUcs4() const Q_REQUIRED_RESULT;
470 // note - this are all inline so we can benefit from strlen() compile time optimizations
471 static inline QString fromLatin1(const char *str, int size = -1)
473 QStringDataPtr dataPtr = { fromLatin1_helper(str, (str && size == -1) ? int(strlen(str)) : size) };
474 return QString(dataPtr);
476 static inline QString fromUtf8(const char *str, int size = -1)
478 return fromUtf8_helper(str, (str && size == -1) ? int(strlen(str)) : size);
480 static inline QString fromLocal8Bit(const char *str, int size = -1)
482 return fromLocal8Bit_helper(str, (str && size == -1) ? int(strlen(str)) : size);
484 static inline QString fromLatin1(const QByteArray &str)
485 { return fromLatin1(str.data(), qstrnlen(str.constData(), str.size())); }
486 static inline QString fromUtf8(const QByteArray &str)
487 { return fromUtf8(str.data(), qstrnlen(str.constData(), str.size())); }
488 static inline QString fromLocal8Bit(const QByteArray &str)
489 { return fromLocal8Bit(str.data(), qstrnlen(str.constData(), str.size())); }
490 static QString fromUtf16(const ushort *, int size = -1);
491 static QString fromUcs4(const uint *, int size = -1);
492 static QString fromRawData(const QChar *, int size);
494 #if QT_DEPRECATED_SINCE(5, 0)
495 QT_DEPRECATED static inline QString fromAscii(const char *str, int size = -1)
496 { return fromLatin1(str, size); }
497 QT_DEPRECATED static inline QString fromAscii(const QByteArray &str)
498 { return fromLatin1(str); }
499 QByteArray toAscii() const Q_REQUIRED_RESULT
500 { return toLatin1(); }
503 inline int toWCharArray(wchar_t *array) const;
504 static inline QString fromWCharArray(const wchar_t *string, int size = -1) Q_REQUIRED_RESULT;
506 QString &setRawData(const QChar *unicode, int size);
507 QString &setUnicode(const QChar *unicode, int size);
508 inline QString &setUtf16(const ushort *utf16, int size);
510 int compare(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
511 int compare(QLatin1String other, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
513 static inline int compare(const QString &s1, const QString &s2, Qt::CaseSensitivity cs = Qt::CaseSensitive)
514 { return s1.compare(s2, cs); }
516 static inline int compare(const QString &s1, QLatin1String s2,
517 Qt::CaseSensitivity cs = Qt::CaseSensitive)
518 { return s1.compare(s2, cs); }
519 static inline int compare(QLatin1String s1, const QString &s2,
520 Qt::CaseSensitivity cs = Qt::CaseSensitive)
521 { return -s2.compare(s1, cs); }
523 int compare(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
524 static int compare(const QString &s1, const QStringRef &s2,
525 Qt::CaseSensitivity = Qt::CaseSensitive);
527 int localeAwareCompare(const QString& s) const;
528 static int localeAwareCompare(const QString& s1, const QString& s2)
529 { return s1.localeAwareCompare(s2); }
531 int localeAwareCompare(const QStringRef &s) const;
532 static int localeAwareCompare(const QString& s1, const QStringRef& s2);
534 short toShort(bool *ok=0, int base=10) const;
535 ushort toUShort(bool *ok=0, int base=10) const;
536 int toInt(bool *ok=0, int base=10) const;
537 uint toUInt(bool *ok=0, int base=10) const;
538 long toLong(bool *ok=0, int base=10) const;
539 ulong toULong(bool *ok=0, int base=10) const;
540 qlonglong toLongLong(bool *ok=0, int base=10) const;
541 qulonglong toULongLong(bool *ok=0, int base=10) const;
542 float toFloat(bool *ok=0) const;
543 double toDouble(bool *ok=0) const;
545 QString &setNum(short, int base=10);
546 QString &setNum(ushort, int base=10);
547 QString &setNum(int, int base=10);
548 QString &setNum(uint, int base=10);
549 QString &setNum(long, int base=10);
550 QString &setNum(ulong, int base=10);
551 QString &setNum(qlonglong, int base=10);
552 QString &setNum(qulonglong, int base=10);
553 QString &setNum(float, char f='g', int prec=6);
554 QString &setNum(double, char f='g', int prec=6);
556 static QString number(int, int base=10);
557 static QString number(uint, int base=10);
558 static QString number(long, int base=10);
559 static QString number(ulong, int base=10);
560 static QString number(qlonglong, int base=10);
561 static QString number(qulonglong, int base=10);
562 static QString number(double, char f='g', int prec=6);
564 friend Q_CORE_EXPORT bool operator==(const QString &s1, const QString &s2);
565 friend Q_CORE_EXPORT bool operator<(const QString &s1, const QString &s2);
566 friend inline bool operator>(const QString &s1, const QString &s2) { return s2 < s1; }
567 friend inline bool operator!=(const QString &s1, const QString &s2) { return !(s1 == s2); }
568 friend inline bool operator<=(const QString &s1, const QString &s2) { return !(s1 > s2); }
569 friend inline bool operator>=(const QString &s1, const QString &s2) { return !(s1 < s2); }
571 bool operator==(QLatin1String s) const;
572 bool operator<(QLatin1String s) const;
573 bool operator>(QLatin1String s) const;
574 inline bool operator!=(QLatin1String s) const { return !operator==(s); }
575 inline bool operator<=(QLatin1String s) const { return !operator>(s); }
576 inline bool operator>=(QLatin1String s) const { return !operator<(s); }
578 // ASCII compatibility
579 #ifndef QT_NO_CAST_FROM_ASCII
580 inline QT_ASCII_CAST_WARN QString(const char *ch)
581 : d(fromAscii_helper(ch, ch ? int(strlen(ch)) : -1))
583 inline QT_ASCII_CAST_WARN QString(const QByteArray &a)
584 : d(fromAscii_helper(a.constData(), qstrnlen(a.constData(), a.size())))
586 inline QT_ASCII_CAST_WARN QString &operator=(const char *ch)
587 { return (*this = fromUtf8(ch)); }
588 inline QT_ASCII_CAST_WARN QString &operator=(const QByteArray &a)
589 { return (*this = fromUtf8(a)); }
590 inline QT_ASCII_CAST_WARN QString &operator=(char c)
591 { return (*this = QChar::fromLatin1(c)); }
593 // these are needed, so it compiles with STL support enabled
594 inline QT_ASCII_CAST_WARN QString &prepend(const char *s)
595 { return prepend(QString::fromUtf8(s)); }
596 inline QT_ASCII_CAST_WARN QString &prepend(const QByteArray &s)
597 { return prepend(QString::fromUtf8(s)); }
598 inline QT_ASCII_CAST_WARN QString &append(const char *s)
599 { return append(QString::fromUtf8(s)); }
600 inline QT_ASCII_CAST_WARN QString &append(const QByteArray &s)
601 { return append(QString::fromUtf8(s)); }
602 inline QT_ASCII_CAST_WARN QString &operator+=(const char *s)
603 { return append(QString::fromUtf8(s)); }
604 inline QT_ASCII_CAST_WARN QString &operator+=(const QByteArray &s)
605 { return append(QString::fromUtf8(s)); }
606 inline QT_ASCII_CAST_WARN QString &operator+=(char c)
607 { return append(QChar::fromLatin1(c)); }
609 inline QT_ASCII_CAST_WARN bool operator==(const char *s) const;
610 inline QT_ASCII_CAST_WARN bool operator!=(const char *s) const;
611 inline QT_ASCII_CAST_WARN bool operator<(const char *s) const;
612 inline QT_ASCII_CAST_WARN bool operator<=(const char *s) const;
613 inline QT_ASCII_CAST_WARN bool operator>(const char *s) const;
614 inline QT_ASCII_CAST_WARN bool operator>=(const char *s) const;
616 inline QT_ASCII_CAST_WARN bool operator==(const QByteArray &s) const;
617 inline QT_ASCII_CAST_WARN bool operator!=(const QByteArray &s) const;
618 inline QT_ASCII_CAST_WARN bool operator<(const QByteArray &s) const;
619 inline QT_ASCII_CAST_WARN bool operator>(const QByteArray &s) const;
620 inline QT_ASCII_CAST_WARN bool operator<=(const QByteArray &s) const;
621 inline QT_ASCII_CAST_WARN bool operator>=(const QByteArray &s) const;
623 friend inline QT_ASCII_CAST_WARN bool operator==(const char *s1, const QString &s2);
624 friend inline QT_ASCII_CAST_WARN bool operator!=(const char *s1, const QString &s2);
625 friend inline QT_ASCII_CAST_WARN bool operator<(const char *s1, const QString &s2);
626 friend inline QT_ASCII_CAST_WARN bool operator>(const char *s1, const QString &s2);
627 friend inline QT_ASCII_CAST_WARN bool operator<=(const char *s1, const QString &s2);
628 friend inline QT_ASCII_CAST_WARN bool operator>=(const char *s1, const QString &s2);
630 friend inline QT_ASCII_CAST_WARN bool operator==(const char *s1, const QStringRef &s2);
631 friend inline QT_ASCII_CAST_WARN bool operator!=(const char *s1, const QStringRef &s2);
632 friend inline QT_ASCII_CAST_WARN bool operator<(const char *s1, const QStringRef &s2);
633 friend inline QT_ASCII_CAST_WARN bool operator>(const char *s1, const QStringRef &s2);
634 friend inline QT_ASCII_CAST_WARN bool operator<=(const char *s1, const QStringRef &s2);
635 friend inline QT_ASCII_CAST_WARN bool operator>=(const char *s1, const QStringRef &s2);
638 typedef QChar *iterator;
639 typedef const QChar *const_iterator;
640 typedef iterator Iterator;
641 typedef const_iterator ConstIterator;
643 const_iterator begin() const;
644 const_iterator cbegin() const;
645 const_iterator constBegin() const;
647 const_iterator end() const;
648 const_iterator cend() const;
649 const_iterator constEnd() const;
652 typedef const QChar & const_reference;
653 typedef QChar & reference;
654 typedef QChar value_type;
655 inline void push_back(QChar c) { append(c); }
656 inline void push_back(const QString &s) { append(s); }
657 inline void push_front(QChar c) { prepend(c); }
658 inline void push_front(const QString &s) { prepend(s); }
660 static inline QString fromStdString(const std::string &s);
661 inline std::string toStdString() const;
662 static inline QString fromStdWString(const std::wstring &s);
663 inline std::wstring toStdWString() const;
667 static const Null null;
668 inline QString(const Null &): d(Data::sharedNull()) {}
669 inline QString &operator=(const Null &) { *this = QString(); return *this; }
670 inline bool isNull() const { return d == Data::sharedNull(); }
673 bool isSimpleText() const;
674 bool isRightToLeft() const;
676 QString(int size, Qt::Initialization);
677 Q_DECL_CONSTEXPR inline QString(QStringDataPtr dd) : d(dd.ptr) {}
680 #if defined(QT_NO_CAST_FROM_ASCII) && !defined(Q_NO_DECLARED_NOT_DEFINED)
681 QString &operator+=(const char *s);
682 QString &operator+=(const QByteArray &s);
683 QString(const char *ch);
684 QString(const QByteArray &a);
685 QString &operator=(const char *ch);
686 QString &operator=(const QByteArray &a);
691 void reallocData(uint alloc, bool grow = false);
693 void updateProperties() const;
694 QString multiArg(int numArgs, const QString **args) const;
695 static int compare_helper(const QChar *data1, int length1,
696 const QChar *data2, int length2,
697 Qt::CaseSensitivity cs = Qt::CaseSensitive);
698 static int compare_helper(const QChar *data1, int length1,
699 const char *data2, int length2,
700 Qt::CaseSensitivity cs = Qt::CaseSensitive);
701 static int compare_helper(const QChar *data1, int length1,
703 Qt::CaseSensitivity cs = Qt::CaseSensitive);
704 static int localeAwareCompare_helper(const QChar *data1, int length1,
705 const QChar *data2, int length2);
706 static Data *fromLatin1_helper(const char *str, int size = -1);
707 static Data *fromAscii_helper(const char *str, int size = -1);
708 static QString fromUtf8_helper(const char *str, int size);
709 static QString fromLocal8Bit_helper(const char *, int size);
710 static int toUcs4_helper(const ushort *uc, int length, uint *out);
711 void replace_helper(uint *indices, int nIndices, int blen, const QChar *after, int alen);
712 friend class QCharRef;
713 friend class QTextCodec;
714 friend class QStringRef;
715 friend class QByteArray;
716 friend class QCollator;
717 friend struct QAbstractConcatenable;
720 typedef Data * DataPtr;
721 inline DataPtr &data_ptr() { return d; }
724 inline QString::QString(QLatin1String aLatin1) : d(fromLatin1_helper(aLatin1.latin1(), aLatin1.size()))
726 inline int QString::length() const
728 inline const QChar QString::at(int i) const
729 { Q_ASSERT(uint(i) < uint(size())); return d->data()[i]; }
730 inline const QChar QString::operator[](int i) const
731 { Q_ASSERT(uint(i) < uint(size())); return d->data()[i]; }
732 inline const QChar QString::operator[](uint i) const
733 { Q_ASSERT(i < uint(size())); return d->data()[i]; }
734 inline bool QString::isEmpty() const
735 { return d->size == 0; }
736 inline const QChar *QString::unicode() const
737 { return reinterpret_cast<const QChar*>(d->data()); }
738 inline const QChar *QString::data() const
739 { return reinterpret_cast<const QChar*>(d->data()); }
740 inline QChar *QString::data()
741 { detach(); return reinterpret_cast<QChar*>(d->data()); }
742 inline const QChar *QString::constData() const
743 { return reinterpret_cast<const QChar*>(d->data()); }
744 inline void QString::detach()
745 { if (d->ref.isShared() || (d->offset != sizeof(QStringData))) reallocData(uint(d->size) + 1u); }
746 inline bool QString::isDetached() const
747 { return !d->ref.isShared(); }
748 inline QString &QString::operator=(QLatin1String s)
750 *this = fromLatin1(s.latin1(), s.size());
753 inline void QString::clear()
754 { if (!isNull()) *this = QString(); }
755 inline QString::QString(const QString &other) : d(other.d)
756 { Q_ASSERT(&other != this); d->ref.ref(); }
757 inline int QString::capacity() const
758 { return d->alloc ? d->alloc - 1 : 0; }
759 inline QString &QString::setNum(short n, int base)
760 { return setNum(qlonglong(n), base); }
761 inline QString &QString::setNum(ushort n, int base)
762 { return setNum(qulonglong(n), base); }
763 inline QString &QString::setNum(int n, int base)
764 { return setNum(qlonglong(n), base); }
765 inline QString &QString::setNum(uint n, int base)
766 { return setNum(qulonglong(n), base); }
767 inline QString &QString::setNum(long n, int base)
768 { return setNum(qlonglong(n), base); }
769 inline QString &QString::setNum(ulong n, int base)
770 { return setNum(qulonglong(n), base); }
771 inline QString &QString::setNum(float n, char f, int prec)
772 { return setNum(double(n),f,prec); }
773 inline QString QString::arg(int a, int fieldWidth, int base, QChar fillChar) const
774 { return arg(qlonglong(a), fieldWidth, base, fillChar); }
775 inline QString QString::arg(uint a, int fieldWidth, int base, QChar fillChar) const
776 { return arg(qulonglong(a), fieldWidth, base, fillChar); }
777 inline QString QString::arg(long a, int fieldWidth, int base, QChar fillChar) const
778 { return arg(qlonglong(a), fieldWidth, base, fillChar); }
779 inline QString QString::arg(ulong a, int fieldWidth, int base, QChar fillChar) const
780 { return arg(qulonglong(a), fieldWidth, base, fillChar); }
781 inline QString QString::arg(short a, int fieldWidth, int base, QChar fillChar) const
782 { return arg(qlonglong(a), fieldWidth, base, fillChar); }
783 inline QString QString::arg(ushort a, int fieldWidth, int base, QChar fillChar) const
784 { return arg(qulonglong(a), fieldWidth, base, fillChar); }
785 inline QString QString::arg(const QString &a1, const QString &a2) const
786 { const QString *args[2] = { &a1, &a2 }; return multiArg(2, args); }
787 inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3) const
788 { const QString *args[3] = { &a1, &a2, &a3 }; return multiArg(3, args); }
789 inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3,
790 const QString &a4) const
791 { const QString *args[4] = { &a1, &a2, &a3, &a4 }; return multiArg(4, args); }
792 inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3,
793 const QString &a4, const QString &a5) const
794 { const QString *args[5] = { &a1, &a2, &a3, &a4, &a5 }; return multiArg(5, args); }
795 inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3,
796 const QString &a4, const QString &a5, const QString &a6) const
797 { const QString *args[6] = { &a1, &a2, &a3, &a4, &a5, &a6 }; return multiArg(6, args); }
798 inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3,
799 const QString &a4, const QString &a5, const QString &a6,
800 const QString &a7) const
801 { const QString *args[7] = { &a1, &a2, &a3, &a4, &a5, &a6, &a7 }; return multiArg(7, args); }
802 inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3,
803 const QString &a4, const QString &a5, const QString &a6,
804 const QString &a7, const QString &a8) const
805 { const QString *args[8] = { &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8 }; return multiArg(8, args); }
806 inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3,
807 const QString &a4, const QString &a5, const QString &a6,
808 const QString &a7, const QString &a8, const QString &a9) const
809 { const QString *args[9] = { &a1, &a2, &a3, &a4, &a5, &a6, &a7, &a8, &a9 }; return multiArg(9, args); }
811 inline QString QString::section(QChar asep, int astart, int aend, SectionFlags aflags) const
812 { return section(QString(asep), astart, aend, aflags); }
814 inline int QString::toWCharArray(wchar_t *array) const
816 if (sizeof(wchar_t) == sizeof(QChar)) {
817 memcpy(array, d->data(), sizeof(QChar) * size());
820 return toUcs4_helper(d->data(), size(), reinterpret_cast<uint *>(array));
822 inline QString QString::fromWCharArray(const wchar_t *string, int size)
824 return sizeof(wchar_t) == sizeof(QChar) ? fromUtf16(reinterpret_cast<const ushort *>(string), size)
825 : fromUcs4(reinterpret_cast<const uint *>(string), size);
829 class Q_CORE_EXPORT QCharRef {
832 inline QCharRef(QString &str, int idx)
834 friend class QString;
837 // most QChar operations repeated here
839 // all this is not documented: We just say "like QChar" and let it be.
840 inline operator QChar() const
841 { return i < s.d->size ? s.d->data()[i] : 0; }
842 inline QCharRef &operator=(QChar c)
843 { if (i >= s.d->size) s.expand(i); else s.detach();
844 s.d->data()[i] = c.unicode(); return *this; }
846 // An operator= for each QChar cast constructors
847 #ifndef QT_NO_CAST_FROM_ASCII
848 inline QT_ASCII_CAST_WARN QCharRef &operator=(char c)
849 { return operator=(QChar::fromLatin1(c)); }
850 inline QT_ASCII_CAST_WARN QCharRef &operator=(uchar c)
851 { return operator=(QChar::fromLatin1(c)); }
853 inline QCharRef &operator=(const QCharRef &c) { return operator=(QChar(c)); }
854 inline QCharRef &operator=(ushort rc) { return operator=(QChar(rc)); }
855 inline QCharRef &operator=(short rc) { return operator=(QChar(rc)); }
856 inline QCharRef &operator=(uint rc) { return operator=(QChar(rc)); }
857 inline QCharRef &operator=(int rc) { return operator=(QChar(rc)); }
860 inline bool isNull() const { return QChar(*this).isNull(); }
861 inline bool isPrint() const { return QChar(*this).isPrint(); }
862 inline bool isPunct() const { return QChar(*this).isPunct(); }
863 inline bool isSpace() const { return QChar(*this).isSpace(); }
864 inline bool isMark() const { return QChar(*this).isMark(); }
865 inline bool isLetter() const { return QChar(*this).isLetter(); }
866 inline bool isNumber() const { return QChar(*this).isNumber(); }
867 inline bool isLetterOrNumber() { return QChar(*this).isLetterOrNumber(); }
868 inline bool isDigit() const { return QChar(*this).isDigit(); }
869 inline bool isLower() const { return QChar(*this).isLower(); }
870 inline bool isUpper() const { return QChar(*this).isUpper(); }
871 inline bool isTitleCase() const { return QChar(*this).isTitleCase(); }
873 inline int digitValue() const { return QChar(*this).digitValue(); }
874 QChar toLower() const { return QChar(*this).toLower(); }
875 QChar toUpper() const { return QChar(*this).toUpper(); }
876 QChar toTitleCase () const { return QChar(*this).toTitleCase(); }
878 QChar::Category category() const { return QChar(*this).category(); }
879 QChar::Direction direction() const { return QChar(*this).direction(); }
880 QChar::Joining joining() const { return QChar(*this).joining(); }
881 bool hasMirrored() const { return QChar(*this).hasMirrored(); }
882 QChar mirroredChar() const { return QChar(*this).mirroredChar(); }
883 QString decomposition() const { return QChar(*this).decomposition(); }
884 QChar::Decomposition decompositionTag() const { return QChar(*this).decompositionTag(); }
885 uchar combiningClass() const { return QChar(*this).combiningClass(); }
887 QChar::UnicodeVersion unicodeVersion() const { return QChar(*this).unicodeVersion(); }
889 inline uchar cell() const { return QChar(*this).cell(); }
890 inline uchar row() const { return QChar(*this).row(); }
891 inline void setCell(uchar cell);
892 inline void setRow(uchar row);
894 #if QT_DEPRECATED_SINCE(5, 0)
895 QT_DEPRECATED char toAscii() const { return QChar(*this).toLatin1(); }
897 char toLatin1() const { return QChar(*this).toLatin1(); }
898 ushort unicode() const { return QChar(*this).unicode(); }
899 ushort& unicode() { return s.data()[i].unicode(); }
902 Q_DECLARE_TYPEINFO(QCharRef, Q_MOVABLE_TYPE);
904 inline void QCharRef::setRow(uchar arow) { QChar(*this).setRow(arow); }
905 inline void QCharRef::setCell(uchar acell) { QChar(*this).setCell(acell); }
908 inline QString::QString() : d(Data::sharedNull()) {}
909 inline QString::~QString() { if (!d->ref.deref()) Data::deallocate(d); }
911 inline void QString::reserve(int asize)
913 if (d->ref.isShared() || uint(asize) + 1u > d->alloc)
914 reallocData(uint(asize) + 1u);
916 if (!d->capacityReserved) {
917 // cannot set unconditionally, since d could be the shared_null/shared_empty (which is const)
918 d->capacityReserved = true;
922 inline void QString::squeeze()
924 if (d->ref.isShared() || uint(d->size) + 1u < d->alloc)
925 reallocData(uint(d->size) + 1u);
927 if (d->capacityReserved) {
928 // cannot set unconditionally, since d could be shared_null or
930 d->capacityReserved = false;
934 inline QString &QString::setUtf16(const ushort *autf16, int asize)
935 { return setUnicode(reinterpret_cast<const QChar *>(autf16), asize); }
936 inline QCharRef QString::operator[](int i)
937 { Q_ASSERT(i >= 0); return QCharRef(*this, i); }
938 inline QCharRef QString::operator[](uint i)
939 { return QCharRef(*this, i); }
940 inline QString::iterator QString::begin()
941 { detach(); return reinterpret_cast<QChar*>(d->data()); }
942 inline QString::const_iterator QString::begin() const
943 { return reinterpret_cast<const QChar*>(d->data()); }
944 inline QString::const_iterator QString::cbegin() const
945 { return reinterpret_cast<const QChar*>(d->data()); }
946 inline QString::const_iterator QString::constBegin() const
947 { return reinterpret_cast<const QChar*>(d->data()); }
948 inline QString::iterator QString::end()
949 { detach(); return reinterpret_cast<QChar*>(d->data() + d->size); }
950 inline QString::const_iterator QString::end() const
951 { return reinterpret_cast<const QChar*>(d->data() + d->size); }
952 inline QString::const_iterator QString::cend() const
953 { return reinterpret_cast<const QChar*>(d->data() + d->size); }
954 inline QString::const_iterator QString::constEnd() const
955 { return reinterpret_cast<const QChar*>(d->data() + d->size); }
956 inline bool QString::contains(const QString &s, Qt::CaseSensitivity cs) const
957 { return indexOf(s, 0, cs) != -1; }
958 inline bool QString::contains(const QStringRef &s, Qt::CaseSensitivity cs) const
959 { return indexOf(s, 0, cs) != -1; }
960 inline bool QString::contains(QChar c, Qt::CaseSensitivity cs) const
961 { return indexOf(c, 0, cs) != -1; }
964 inline bool operator==(QString::Null, QString::Null) { return true; }
965 inline bool operator==(QString::Null, const QString &s) { return s.isNull(); }
966 inline bool operator==(const QString &s, QString::Null) { return s.isNull(); }
967 inline bool operator!=(QString::Null, QString::Null) { return false; }
968 inline bool operator!=(QString::Null, const QString &s) { return !s.isNull(); }
969 inline bool operator!=(const QString &s, QString::Null) { return !s.isNull(); }
971 inline bool operator==(QLatin1String s1, QLatin1String s2)
972 { return (s1.size() == s2.size() && !memcmp(s1.latin1(), s2.latin1(), s1.size())); }
973 inline bool operator!=(QLatin1String s1, QLatin1String s2)
974 { return (s1.size() != s2.size() || memcmp(s1.latin1(), s2.latin1(), s1.size())); }
975 inline bool operator<(QLatin1String s1, QLatin1String s2)
976 { int r = memcmp(s1.latin1(), s2.latin1(), qMin(s1.size(), s2.size()));
977 return (r < 0) || (r == 0 && s1.size() < s2.size()); }
978 inline bool operator<=(QLatin1String s1, QLatin1String s2)
979 { int r = memcmp(s1.latin1(), s2.latin1(), qMin(s1.size(), s2.size()));
980 return (r < 0) || (r == 0 && s1.size() <= s2.size()); }
981 inline bool operator>(QLatin1String s1, QLatin1String s2)
982 { int r = memcmp(s1.latin1(), s2.latin1(), qMin(s1.size(), s2.size()));
983 return (r > 0) || (r == 0 && s1.size() > s2.size()); }
984 inline bool operator>=(QLatin1String s1, QLatin1String s2)
985 { int r = memcmp(s1.latin1(), s2.latin1(), qMin(s1.size(), s2.size()));
986 return (r > 0) || (r == 0 && s1.size() >= s2.size()); }
988 inline bool QLatin1String::operator==(const QString &s) const
989 { return s == *this; }
990 inline bool QLatin1String::operator!=(const QString &s) const
991 { return s != *this; }
992 inline bool QLatin1String::operator>(const QString &s) const
993 { return s < *this; }
994 inline bool QLatin1String::operator<(const QString &s) const
995 { return s > *this; }
996 inline bool QLatin1String::operator>=(const QString &s) const
997 { return s <= *this; }
998 inline bool QLatin1String::operator<=(const QString &s) const
999 { return s >= *this; }
1001 #ifndef QT_NO_CAST_FROM_ASCII
1002 inline bool QString::operator==(const char *s) const
1003 { return QString::compare_helper(constData(), size(), s, -1) == 0; }
1004 inline bool QString::operator!=(const char *s) const
1005 { return QString::compare_helper(constData(), size(), s, -1) != 0; }
1006 inline bool QString::operator<(const char *s) const
1007 { return QString::compare_helper(constData(), size(), s, -1) < 0; }
1008 inline bool QString::operator>(const char *s) const
1009 { return QString::compare_helper(constData(), size(), s, -1) > 0; }
1010 inline bool QString::operator<=(const char *s) const
1011 { return QString::compare_helper(constData(), size(), s, -1) <= 0; }
1012 inline bool QString::operator>=(const char *s) const
1013 { return QString::compare_helper(constData(), size(), s, -1) >= 0; }
1015 inline QT_ASCII_CAST_WARN bool operator==(const char *s1, const QString &s2)
1016 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) == 0; }
1017 inline QT_ASCII_CAST_WARN bool operator!=(const char *s1, const QString &s2)
1018 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) != 0; }
1019 inline QT_ASCII_CAST_WARN bool operator<(const char *s1, const QString &s2)
1020 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) < 0; }
1021 inline QT_ASCII_CAST_WARN bool operator>(const char *s1, const QString &s2)
1022 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) > 0; }
1023 inline QT_ASCII_CAST_WARN bool operator<=(const char *s1, const QString &s2)
1024 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) <= 0; }
1025 inline QT_ASCII_CAST_WARN bool operator>=(const char *s1, const QString &s2)
1026 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) >= 0; }
1028 inline QT_ASCII_CAST_WARN bool operator==(const char *s1, QLatin1String s2)
1029 { return QString::fromUtf8(s1) == s2; }
1030 inline QT_ASCII_CAST_WARN bool operator!=(const char *s1, QLatin1String s2)
1031 { return QString::fromUtf8(s1) != s2; }
1032 inline QT_ASCII_CAST_WARN bool operator<(const char *s1, QLatin1String s2)
1033 { return (QString::fromUtf8(s1) < s2); }
1034 inline QT_ASCII_CAST_WARN bool operator>(const char *s1, QLatin1String s2)
1035 { return (QString::fromUtf8(s1) > s2); }
1036 inline QT_ASCII_CAST_WARN bool operator<=(const char *s1, QLatin1String s2)
1037 { return (QString::fromUtf8(s1) <= s2); }
1038 inline QT_ASCII_CAST_WARN bool operator>=(const char *s1, QLatin1String s2)
1039 { return (QString::fromUtf8(s1) >= s2); }
1041 inline QT_ASCII_CAST_WARN bool QLatin1String::operator==(const char *s) const
1042 { return QString::fromUtf8(s) == *this; }
1043 inline QT_ASCII_CAST_WARN bool QLatin1String::operator!=(const char *s) const
1044 { return QString::fromUtf8(s) != *this; }
1045 inline QT_ASCII_CAST_WARN bool QLatin1String::operator<(const char *s) const
1046 { return QString::fromUtf8(s) > *this; }
1047 inline QT_ASCII_CAST_WARN bool QLatin1String::operator>(const char *s) const
1048 { return QString::fromUtf8(s) < *this; }
1049 inline QT_ASCII_CAST_WARN bool QLatin1String::operator<=(const char *s) const
1050 { return QString::fromUtf8(s) >= *this; }
1051 inline QT_ASCII_CAST_WARN bool QLatin1String::operator>=(const char *s) const
1052 { return QString::fromUtf8(s) <= *this; }
1054 inline QT_ASCII_CAST_WARN bool QLatin1String::operator==(const QByteArray &s) const
1055 { return QString::fromUtf8(s) == *this; }
1056 inline QT_ASCII_CAST_WARN bool QLatin1String::operator!=(const QByteArray &s) const
1057 { return QString::fromUtf8(s) != *this; }
1058 inline QT_ASCII_CAST_WARN bool QLatin1String::operator<(const QByteArray &s) const
1059 { return QString::fromUtf8(s) > *this; }
1060 inline QT_ASCII_CAST_WARN bool QLatin1String::operator>(const QByteArray &s) const
1061 { return QString::fromUtf8(s) < *this; }
1062 inline QT_ASCII_CAST_WARN bool QLatin1String::operator<=(const QByteArray &s) const
1063 { return QString::fromUtf8(s) >= *this; }
1064 inline QT_ASCII_CAST_WARN bool QLatin1String::operator>=(const QByteArray &s) const
1065 { return QString::fromUtf8(s) <= *this; }
1067 inline QT_ASCII_CAST_WARN bool QString::operator==(const QByteArray &s) const
1068 { return QString::compare_helper(constData(), size(), s.constData(), qstrnlen(s.constData(), s.size())) == 0; }
1069 inline QT_ASCII_CAST_WARN bool QString::operator!=(const QByteArray &s) const
1070 { return QString::compare_helper(constData(), size(), s.constData(), qstrnlen(s.constData(), s.size())) != 0; }
1071 inline QT_ASCII_CAST_WARN bool QString::operator<(const QByteArray &s) const
1072 { return QString::compare_helper(constData(), size(), s.constData(), qstrnlen(s.constData(), s.size())) < 0; }
1073 inline QT_ASCII_CAST_WARN bool QString::operator>(const QByteArray &s) const
1074 { return QString::compare_helper(constData(), size(), s.constData(), qstrnlen(s.constData(), s.size())) > 0; }
1075 inline QT_ASCII_CAST_WARN bool QString::operator<=(const QByteArray &s) const
1076 { return QString::compare_helper(constData(), size(), s.constData(), qstrnlen(s.constData(), s.size())) <= 0; }
1077 inline QT_ASCII_CAST_WARN bool QString::operator>=(const QByteArray &s) const
1078 { return QString::compare_helper(constData(), size(), s.constData(), qstrnlen(s.constData(), s.size())) >= 0; }
1080 inline bool QByteArray::operator==(const QString &s) const
1081 { return QString::compare_helper(s.constData(), s.size(), constData(), qstrnlen(constData(), size())) == 0; }
1082 inline bool QByteArray::operator!=(const QString &s) const
1083 { return QString::compare_helper(s.constData(), s.size(), constData(), qstrnlen(constData(), size())) != 0; }
1084 inline bool QByteArray::operator<(const QString &s) const
1085 { return QString::compare_helper(s.constData(), s.size(), constData(), qstrnlen(constData(), size())) < 0; }
1086 inline bool QByteArray::operator>(const QString &s) const
1087 { return QString::compare_helper(s.constData(), s.size(), constData(), qstrnlen(constData(), size())) > 0; }
1088 inline bool QByteArray::operator<=(const QString &s) const
1089 { return QString::compare_helper(s.constData(), s.size(), constData(), qstrnlen(constData(), size())) <= 0; }
1090 inline bool QByteArray::operator>=(const QString &s) const
1091 { return QString::compare_helper(s.constData(), s.size(), constData(), qstrnlen(constData(), size())) >= 0; }
1092 #endif // QT_NO_CAST_FROM_ASCII
1094 #ifndef QT_NO_CAST_TO_ASCII
1095 inline QByteArray &QByteArray::append(const QString &s)
1096 { return append(s.toUtf8()); }
1097 inline QByteArray &QByteArray::insert(int i, const QString &s)
1098 { return insert(i, s.toUtf8()); }
1099 inline QByteArray &QByteArray::replace(char c, const QString &after)
1100 { return replace(c, after.toUtf8()); }
1101 inline QByteArray &QByteArray::replace(const QString &before, const char *after)
1102 { return replace(before.toUtf8(), after); }
1103 inline QByteArray &QByteArray::replace(const QString &before, const QByteArray &after)
1104 { return replace(before.toUtf8(), after); }
1105 inline QByteArray &QByteArray::operator+=(const QString &s)
1106 { return operator+=(s.toUtf8()); }
1107 inline int QByteArray::indexOf(const QString &s, int from) const
1108 { return indexOf(s.toUtf8(), from); }
1109 inline int QByteArray::lastIndexOf(const QString &s, int from) const
1110 { return lastIndexOf(s.toUtf8(), from); }
1111 #endif // QT_NO_CAST_TO_ASCII
1113 #if !defined(QT_USE_FAST_OPERATOR_PLUS) && !defined(QT_USE_QSTRINGBUILDER)
1114 inline const QString operator+(const QString &s1, const QString &s2)
1115 { QString t(s1); t += s2; return t; }
1116 inline const QString operator+(const QString &s1, QChar s2)
1117 { QString t(s1); t += s2; return t; }
1118 inline const QString operator+(QChar s1, const QString &s2)
1119 { QString t(s1); t += s2; return t; }
1120 # ifndef QT_NO_CAST_FROM_ASCII
1121 inline QT_ASCII_CAST_WARN const QString operator+(const QString &s1, const char *s2)
1122 { QString t(s1); t += QString::fromUtf8(s2); return t; }
1123 inline QT_ASCII_CAST_WARN const QString operator+(const char *s1, const QString &s2)
1124 { QString t = QString::fromUtf8(s1); t += s2; return t; }
1125 inline QT_ASCII_CAST_WARN const QString operator+(char c, const QString &s)
1126 { QString t = s; t.prepend(QChar::fromLatin1(c)); return t; }
1127 inline QT_ASCII_CAST_WARN const QString operator+(const QString &s, char c)
1128 { QString t = s; t += QChar::fromLatin1(c); return t; }
1129 inline QT_ASCII_CAST_WARN const QString operator+(const QByteArray &ba, const QString &s)
1130 { QString t = QString::fromUtf8(ba); t += s; return t; }
1131 inline QT_ASCII_CAST_WARN const QString operator+(const QString &s, const QByteArray &ba)
1132 { QString t(s); t += QString::fromUtf8(ba); return t; }
1133 # endif // QT_NO_CAST_FROM_ASCII
1134 #endif // QT_USE_QSTRINGBUILDER
1136 inline std::string QString::toStdString() const
1137 { const QByteArray asc = toUtf8(); return std::string(asc.constData(), asc.length()); }
1139 inline QString QString::fromStdString(const std::string &s)
1140 { return fromUtf8(s.data(), int(s.size())); }
1142 inline std::wstring QString::toStdWString() const
1145 str.resize(length());
1147 #if defined(_MSC_VER) && _MSC_VER >= 1400
1148 // VS2005 crashes if the string is empty
1153 str.resize(toWCharArray(&(*str.begin())));
1157 inline QString QString::fromStdWString(const std::wstring &s)
1158 { return fromWCharArray(s.data(), int(s.size())); }
1160 #if !defined(QT_NO_DATASTREAM) || (defined(QT_BOOTSTRAPPED) && !defined(QT_BUILD_QMAKE))
1161 Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QString &);
1162 Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QString &);
1165 Q_DECLARE_SHARED(QString)
1166 Q_DECLARE_OPERATORS_FOR_FLAGS(QString::SectionFlags)
1169 class Q_CORE_EXPORT QStringRef {
1170 const QString *m_string;
1174 inline QStringRef():m_string(0), m_position(0), m_size(0){}
1175 inline QStringRef(const QString *string, int position, int size);
1176 inline QStringRef(const QString *string);
1177 inline QStringRef(const QStringRef &other)
1178 :m_string(other.m_string), m_position(other.m_position), m_size(other.m_size)
1181 inline ~QStringRef(){}
1182 inline const QString *string() const { return m_string; }
1183 inline int position() const { return m_position; }
1184 inline int size() const { return m_size; }
1185 inline int count() const { return m_size; }
1186 inline int length() const { return m_size; }
1188 inline QStringRef &operator=(const QStringRef &other) {
1189 m_string = other.m_string; m_position = other.m_position;
1190 m_size = other.m_size; return *this;
1193 int indexOf(const QString &str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1194 int indexOf(QChar ch, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1195 int indexOf(QLatin1String str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1196 int indexOf(const QStringRef &str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1197 int lastIndexOf(const QString &str, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1198 int lastIndexOf(QChar ch, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1199 int lastIndexOf(QLatin1String str, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1200 int lastIndexOf(const QStringRef &str, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1202 inline bool contains(const QString &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1203 inline bool contains(QChar ch, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1204 inline bool contains(QLatin1String str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1205 inline bool contains(const QStringRef &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1207 int count(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1208 int count(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1209 int count(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1211 bool startsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1212 bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1213 bool startsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1214 bool startsWith(const QStringRef &c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1216 bool endsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1217 bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1218 bool endsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1219 bool endsWith(const QStringRef &c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1221 inline QStringRef &operator=(const QString *string);
1223 inline const QChar *unicode() const {
1225 return reinterpret_cast<const QChar *>(QString::Data::sharedNull()->data());
1226 return m_string->unicode() + m_position;
1228 inline const QChar *data() const { return unicode(); }
1229 inline const QChar *constData() const { return unicode(); }
1231 #if QT_DEPRECATED_SINCE(5, 0)
1232 QT_DEPRECATED QByteArray toAscii() const Q_REQUIRED_RESULT
1233 { return toLatin1(); }
1235 QByteArray toLatin1() const Q_REQUIRED_RESULT;
1236 QByteArray toUtf8() const Q_REQUIRED_RESULT;
1237 QByteArray toLocal8Bit() const Q_REQUIRED_RESULT;
1238 QVector<uint> toUcs4() const Q_REQUIRED_RESULT;
1240 inline void clear() { m_string = 0; m_position = m_size = 0; }
1241 QString toString() const;
1242 inline bool isEmpty() const { return m_size == 0; }
1243 inline bool isNull() const { return m_string == 0 || m_string->isNull(); }
1245 QStringRef appendTo(QString *string) const;
1247 inline const QChar at(int i) const
1248 { Q_ASSERT(uint(i) < uint(size())); return m_string->at(i + m_position); }
1250 #ifndef QT_NO_CAST_FROM_ASCII
1251 // ASCII compatibility
1252 inline QT_ASCII_CAST_WARN bool operator==(const char *s) const;
1253 inline QT_ASCII_CAST_WARN bool operator!=(const char *s) const;
1254 inline QT_ASCII_CAST_WARN bool operator<(const char *s) const;
1255 inline QT_ASCII_CAST_WARN bool operator<=(const char *s) const;
1256 inline QT_ASCII_CAST_WARN bool operator>(const char *s) const;
1257 inline QT_ASCII_CAST_WARN bool operator>=(const char *s) const;
1260 int compare(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1261 int compare(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1262 int compare(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const;
1263 static int compare(const QStringRef &s1, const QString &s2,
1264 Qt::CaseSensitivity = Qt::CaseSensitive);
1265 static int compare(const QStringRef &s1, const QStringRef &s2,
1266 Qt::CaseSensitivity = Qt::CaseSensitive);
1267 static int compare(const QStringRef &s1, QLatin1String s2,
1268 Qt::CaseSensitivity cs = Qt::CaseSensitive);
1270 int localeAwareCompare(const QString &s) const;
1271 int localeAwareCompare(const QStringRef &s) const;
1272 static int localeAwareCompare(const QStringRef &s1, const QString &s2);
1273 static int localeAwareCompare(const QStringRef &s1, const QStringRef &s2);
1275 Q_DECLARE_TYPEINFO(QStringRef, Q_PRIMITIVE_TYPE);
1277 inline QStringRef &QStringRef::operator=(const QString *aString)
1278 { m_string = aString; m_position = 0; m_size = aString?aString->size():0; return *this; }
1280 inline QStringRef::QStringRef(const QString *aString, int aPosition, int aSize)
1281 :m_string(aString), m_position(aPosition), m_size(aSize){}
1283 inline QStringRef::QStringRef(const QString *aString)
1284 :m_string(aString), m_position(0), m_size(aString?aString->size() : 0){}
1286 Q_CORE_EXPORT bool operator==(const QStringRef &s1,const QStringRef &s2);
1287 inline bool operator!=(const QStringRef &s1,const QStringRef &s2)
1288 { return !(s1 == s2); }
1289 Q_CORE_EXPORT bool operator==(const QString &s1,const QStringRef &s2);
1290 inline bool operator!=(const QString &s1,const QStringRef &s2)
1291 { return !(s1 == s2); }
1292 inline bool operator==(const QStringRef &s1,const QString &s2)
1293 { return s2 == s1; }
1294 inline bool operator!=(const QStringRef &s1,const QString &s2)
1295 { return s2 != s1; }
1296 Q_CORE_EXPORT bool operator==(QLatin1String s1, const QStringRef &s2);
1297 inline bool operator!=(QLatin1String s1, const QStringRef &s2)
1298 { return !(s1 == s2); }
1299 inline bool operator==(const QStringRef &s1, QLatin1String s2)
1300 { return s2 == s1; }
1301 inline bool operator!=(const QStringRef &s1, QLatin1String s2)
1302 { return s2 != s1; }
1304 Q_CORE_EXPORT bool operator<(const QStringRef &s1,const QStringRef &s2);
1305 inline bool operator>(const QStringRef &s1, const QStringRef &s2)
1307 inline bool operator<=(const QStringRef &s1, const QStringRef &s2)
1308 { return !(s1 > s2); }
1309 inline bool operator>=(const QStringRef &s1, const QStringRef &s2)
1310 { return !(s1 < s2); }
1312 #ifndef QT_NO_CAST_FROM_ASCII
1313 inline QT_ASCII_CAST_WARN bool QStringRef::operator==(const char *s) const
1314 { return QString::compare_helper(constData(), size(), s, -1) == 0; }
1315 inline QT_ASCII_CAST_WARN bool QStringRef::operator!=(const char *s) const
1316 { return QString::compare_helper(constData(), size(), s, -1) != 0; }
1317 inline QT_ASCII_CAST_WARN bool QStringRef::operator<(const char *s) const
1318 { return QString::compare_helper(constData(), size(), s, -1) < 0; }
1319 inline QT_ASCII_CAST_WARN bool QStringRef::operator<=(const char *s) const
1320 { return QString::compare_helper(constData(), size(), s, -1) > 0; }
1321 inline QT_ASCII_CAST_WARN bool QStringRef::operator>(const char *s) const
1322 { return QString::compare_helper(constData(), size(), s, -1) <= 0; }
1323 inline QT_ASCII_CAST_WARN bool QStringRef::operator>=(const char *s) const
1324 { return QString::compare_helper(constData(), size(), s, -1) >= 0; }
1326 inline QT_ASCII_CAST_WARN bool operator==(const char *s1, const QStringRef &s2)
1327 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) == 0; }
1328 inline QT_ASCII_CAST_WARN bool operator!=(const char *s1, const QStringRef &s2)
1329 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) != 0; }
1330 inline QT_ASCII_CAST_WARN bool operator<(const char *s1, const QStringRef &s2)
1331 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) < 0; }
1332 inline QT_ASCII_CAST_WARN bool operator<=(const char *s1, const QStringRef &s2)
1333 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) > 0; }
1334 inline QT_ASCII_CAST_WARN bool operator>(const char *s1, const QStringRef &s2)
1335 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) <= 0; }
1336 inline QT_ASCII_CAST_WARN bool operator>=(const char *s1, const QStringRef &s2)
1337 { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) >= 0; }
1338 #endif // QT_NO_CAST_FROM_ASCII
1340 inline int QString::compare(const QStringRef &s, Qt::CaseSensitivity cs) const
1341 { return QString::compare_helper(constData(), length(), s.constData(), s.length(), cs); }
1342 inline int QString::compare(const QString &s1, const QStringRef &s2, Qt::CaseSensitivity cs)
1343 { return QString::compare_helper(s1.constData(), s1.length(), s2.constData(), s2.length(), cs); }
1344 inline int QStringRef::compare(const QString &s, Qt::CaseSensitivity cs) const
1345 { return QString::compare_helper(constData(), length(), s.constData(), s.length(), cs); }
1346 inline int QStringRef::compare(const QStringRef &s, Qt::CaseSensitivity cs) const
1347 { return QString::compare_helper(constData(), length(), s.constData(), s.length(), cs); }
1348 inline int QStringRef::compare(QLatin1String s, Qt::CaseSensitivity cs) const
1349 { return QString::compare_helper(constData(), length(), s, cs); }
1350 inline int QStringRef::compare(const QStringRef &s1, const QString &s2, Qt::CaseSensitivity cs)
1351 { return QString::compare_helper(s1.constData(), s1.length(), s2.constData(), s2.length(), cs); }
1352 inline int QStringRef::compare(const QStringRef &s1, const QStringRef &s2, Qt::CaseSensitivity cs)
1353 { return QString::compare_helper(s1.constData(), s1.length(), s2.constData(), s2.length(), cs); }
1354 inline int QStringRef::compare(const QStringRef &s1, QLatin1String s2, Qt::CaseSensitivity cs)
1355 { return QString::compare_helper(s1.constData(), s1.length(), s2, cs); }
1357 inline int QString::localeAwareCompare(const QStringRef &s) const
1358 { return localeAwareCompare_helper(constData(), length(), s.constData(), s.length()); }
1359 inline int QString::localeAwareCompare(const QString& s1, const QStringRef& s2)
1360 { return localeAwareCompare_helper(s1.constData(), s1.length(), s2.constData(), s2.length()); }
1361 inline int QStringRef::localeAwareCompare(const QString &s) const
1362 { return QString::localeAwareCompare_helper(constData(), length(), s.constData(), s.length()); }
1363 inline int QStringRef::localeAwareCompare(const QStringRef &s) const
1364 { return QString::localeAwareCompare_helper(constData(), length(), s.constData(), s.length()); }
1365 inline int QStringRef::localeAwareCompare(const QStringRef &s1, const QString &s2)
1366 { return QString::localeAwareCompare_helper(s1.constData(), s1.length(), s2.constData(), s2.length()); }
1367 inline int QStringRef::localeAwareCompare(const QStringRef &s1, const QStringRef &s2)
1368 { return QString::localeAwareCompare_helper(s1.constData(), s1.length(), s2.constData(), s2.length()); }
1370 inline bool QStringRef::contains(const QString &s, Qt::CaseSensitivity cs) const
1371 { return indexOf(s, 0, cs) != -1; }
1372 inline bool QStringRef::contains(QLatin1String s, Qt::CaseSensitivity cs) const
1373 { return indexOf(s, 0, cs) != -1; }
1374 inline bool QStringRef::contains(QChar c, Qt::CaseSensitivity cs) const
1375 { return indexOf(c, 0, cs) != -1; }
1376 inline bool QStringRef::contains(const QStringRef &s, Qt::CaseSensitivity cs) const
1377 { return indexOf(s, 0, cs) != -1; }
1380 #if QT_DEPRECATED_SINCE(5, 0)
1381 QT_DEPRECATED inline QString escape(const QString &plain) {
1382 return plain.toHtmlEscaped();
1391 #if defined(QT_USE_FAST_OPERATOR_PLUS) || defined(QT_USE_QSTRINGBUILDER)
1392 #include <QtCore/qstringbuilder.h>