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  25 <div class="refentry">
  26 <a name="boost.cnv.cnvbase"></a><div class="titlepage"></div>
  27 <div class="refnamediv">
  28 <h2><span class="refentrytitle">Struct template cnvbase</span></h2>
  29 <p>boost::cnv::cnvbase</p>
  30 </div>
  31 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
  32 <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../header/boost/convert/base_hpp.html" title="Header &lt;boost/convert/base.hpp&gt;">boost/convert/base.hpp</a>&gt;
  33
  34 </span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> derived_type<span class="special">&gt;</span>
  35 <span class="keyword">struct</span> <a class="link" href="cnvbase.html" title="Struct template cnvbase">cnvbase</a> <span class="special">{</span>
  36   <span class="comment">// types</span>
  37   <span class="keyword">typedef</span> <a class="link" href="cnvbase.html" title="Struct template cnvbase">cnvbase</a>                <a name="boost.cnv.cnvbase.this_type"></a><span class="identifier">this_type</span><span class="special">;</span>
  38   <span class="keyword">typedef</span> <span class="keyword">int</span>                    <a name="boost.cnv.cnvbase.int_type"></a><span class="identifier">int_type</span><span class="special">;</span>
  39   <span class="keyword">typedef</span> <span class="keyword">unsigned</span> <span class="keyword">int</span>           <a name="boost.cnv.cnvbase.uint_type"></a><span class="identifier">uint_type</span><span class="special">;</span>
  40   <span class="keyword">typedef</span> <span class="keyword">long</span> <span class="keyword">int</span>               <a name="boost.cnv.cnvbase.lint_type"></a><span class="identifier">lint_type</span><span class="special">;</span>
  41   <span class="keyword">typedef</span> <span class="keyword">unsigned</span> <span class="keyword">long</span> <span class="keyword">int</span>      <a name="boost.cnv.cnvbase.ulint_type"></a><span class="identifier">ulint_type</span><span class="special">;</span>
  42   <span class="keyword">typedef</span> <span class="keyword">short</span> <span class="keyword">int</span>              <a name="boost.cnv.cnvbase.sint_type"></a><span class="identifier">sint_type</span><span class="special">;</span>
  43   <span class="keyword">typedef</span> <span class="keyword">unsigned</span> <span class="keyword">short</span> <span class="keyword">int</span>     <a name="boost.cnv.cnvbase.usint_type"></a><span class="identifier">usint_type</span><span class="special">;</span>
  44   <span class="keyword">typedef</span> <span class="keyword">long</span> <span class="keyword">long</span> <span class="keyword">int</span>          <a name="boost.cnv.cnvbase.llint_type"></a><span class="identifier">llint_type</span><span class="special">;</span>
  45   <span class="keyword">typedef</span> <span class="keyword">unsigned</span> <span class="keyword">long</span> <span class="keyword">long</span> <span class="keyword">int</span> <a name="boost.cnv.cnvbase.ullint_type"></a><span class="identifier">ullint_type</span><span class="special">;</span>
  46   <span class="keyword">typedef</span> <span class="keyword">float</span>                  <a name="boost.cnv.cnvbase.flt_type"></a><span class="identifier">flt_type</span><span class="special">;</span>
  47   <span class="keyword">typedef</span> <span class="keyword">double</span>                 <a name="boost.cnv.cnvbase.dbl_type"></a><span class="identifier">dbl_type</span><span class="special">;</span>
  48   <span class="keyword">typedef</span> <span class="keyword">long</span> <span class="keyword">double</span>            <a name="boost.cnv.cnvbase.ldbl_type"></a><span class="identifier">ldbl_type</span><span class="special">;</span>
  49
  50   <span class="comment">// <a class="link" href="cnvbase.html#boost.cnv.cnvbaseconstruct-copy-destruct">construct/copy/destruct</a></span>
  51   <a class="link" href="cnvbase.html#idm45211496394368-bb"><span class="identifier">cnvbase</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  52
  53   <span class="comment">// <a class="link" href="cnvbase.html#idm45211496475616-bb">public member functions</a></span>
  54   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> type_in<span class="special">,</span> <span class="keyword">typename</span> type_out<span class="special">&gt;</span>
  55     <span class="keyword">void</span> <a class="link" href="cnvbase.html#idm45211496475056-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">type_in</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">type_out</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  56    <a class="link" href="cnvbase.html#idm45211496471136-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">int_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  57    <a class="link" href="cnvbase.html#idm45211496468784-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">uint_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  58    <a class="link" href="cnvbase.html#idm45211496466432-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">lint_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  59    <a class="link" href="cnvbase.html#idm45211496464080-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">llint_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  60    <a class="link" href="cnvbase.html#idm45211496461728-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">ulint_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  61    <a class="link" href="cnvbase.html#idm45211496459376-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">ullint_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  62    <a class="link" href="cnvbase.html#idm45211496457024-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">sint_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  63    <a class="link" href="cnvbase.html#idm45211496454672-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">usint_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  64    <a class="link" href="cnvbase.html#idm45211496452320-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">flt_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  65    <a class="link" href="cnvbase.html#idm45211496449968-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">dbl_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  66    <a class="link" href="cnvbase.html#idm45211496447616-bb"><span class="identifier">BOOST_CNV_TO_STRING</span></a><span class="special">(</span><span class="identifier">ldbl_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  67    <a class="link" href="cnvbase.html#idm45211496445264-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">int_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  68    <a class="link" href="cnvbase.html#idm45211496442928-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">uint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  69    <a class="link" href="cnvbase.html#idm45211496440592-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">lint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  70    <a class="link" href="cnvbase.html#idm45211496438256-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">llint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  71    <a class="link" href="cnvbase.html#idm45211496435904-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">ulint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  72    <a class="link" href="cnvbase.html#idm45211496433552-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">ullint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  73    <a class="link" href="cnvbase.html#idm45211496431200-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">sint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  74    <a class="link" href="cnvbase.html#idm45211496428864-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">usint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  75    <a class="link" href="cnvbase.html#idm45211496426512-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">flt_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  76    <a class="link" href="cnvbase.html#idm45211496424176-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">dbl_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  77    <a class="link" href="cnvbase.html#idm45211496421840-bb"><span class="identifier">BOOST_CNV_STRING_TO</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">ldbl_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  78    <a class="link" href="cnvbase.html#idm45211496419504-bb"><span class="identifier">BOOST_CNV_PARAM</span></a><span class="special">(</span><span class="identifier">base</span><span class="special">,</span> <span class="identifier">cnv</span><span class="special">::</span><span class="identifier">base</span><span class="special">)</span><span class="special">;</span>
  79    <a class="link" href="cnvbase.html#idm45211496417440-bb"><span class="identifier">BOOST_CNV_PARAM</span></a><span class="special">(</span><span class="identifier">adjust</span><span class="special">,</span> <span class="identifier">cnv</span><span class="special">::</span><span class="identifier">adjust</span><span class="special">)</span><span class="special">;</span>
  80    <a class="link" href="cnvbase.html#idm45211496415376-bb"><span class="identifier">BOOST_CNV_PARAM</span></a><span class="special">(</span><span class="identifier">precision</span><span class="special">,</span> <span class="keyword">int</span><span class="special">)</span><span class="special">;</span>
  81    <a class="link" href="cnvbase.html#idm45211496413312-bb"><span class="identifier">BOOST_CNV_PARAM</span></a><span class="special">(</span><span class="identifier">uppercase</span><span class="special">,</span> <span class="keyword">bool</span><span class="special">)</span><span class="special">;</span>
  82    <a class="link" href="cnvbase.html#idm45211496411248-bb"><span class="identifier">BOOST_CNV_PARAM</span></a><span class="special">(</span><span class="identifier">skipws</span><span class="special">,</span> <span class="keyword">bool</span><span class="special">)</span><span class="special">;</span>
  83    <a class="link" href="cnvbase.html#idm45211496409184-bb"><span class="identifier">BOOST_CNV_PARAM</span></a><span class="special">(</span><span class="identifier">width</span><span class="special">,</span> <span class="keyword">int</span><span class="special">)</span><span class="special">;</span>
  84    <a class="link" href="cnvbase.html#idm45211496407120-bb"><span class="identifier">BOOST_CNV_PARAM</span></a><span class="special">(</span><span class="identifier">fill</span><span class="special">,</span> <span class="keyword">char</span><span class="special">)</span><span class="special">;</span>
  85
  86   <span class="comment">// <a class="link" href="cnvbase.html#idm45211496404896-bb">protected member functions</a></span>
  87   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> string_type<span class="special">,</span> <span class="keyword">typename</span> out_type<span class="special">&gt;</span>
  88     <span class="keyword">void</span> <a class="link" href="cnvbase.html#idm45211496404320-bb"><span class="identifier">str_to_</span></a><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">out_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  89   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> in_type<span class="special">,</span> <span class="keyword">typename</span> string_type<span class="special">&gt;</span>
  90     <span class="keyword">void</span> <a class="link" href="cnvbase.html#idm45211496400416-bb"><span class="identifier">to_str_</span></a><span class="special">(</span><span class="identifier">in_type</span><span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  91   <span class="identifier">derived_type</span> <span class="keyword">const</span>  <span class="special">&amp;</span> <a class="link" href="cnvbase.html#idm45211496396496-bb"><span class="identifier">dncast</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  92   <span class="identifier">derived_type</span> <span class="special">&amp;</span> <a class="link" href="cnvbase.html#idm45211496395376-bb"><span class="identifier">dncast</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  93 <span class="special">}</span><span class="special">;</span></pre></div>
  94 <div class="refsect1">
  95 <a name="idm46230275035744"></a><h2>Description</h2>
  96 <div class="refsect2">
  97 <a name="idm46230275035328"></a><h3>
  98 <a name="boost.cnv.cnvbaseconstruct-copy-destruct"></a><code class="computeroutput">cnvbase</code>
  99         public
 100        construct/copy/destruct</h3>
 101 <div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"><pre class="literallayout"><a name="idm45211496394368-bb"></a><span class="identifier">cnvbase</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li></ol></div>
 102 </div>
 103 <div class="refsect2">
 104 <a name="idm46230275029520"></a><h3>
 105 <a name="idm45211496475616-bb"></a><code class="computeroutput">cnvbase</code> public member functions</h3>
 106 <div class="orderedlist"><ol class="orderedlist" type="1">
 107 <li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> type_in<span class="special">,</span> <span class="keyword">typename</span> type_out<span class="special">&gt;</span>
 108   <span class="keyword">void</span> <a name="idm45211496475056-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">type_in</span> <span class="keyword">const</span> <span class="special">&amp;</span> in<span class="special">,</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">type_out</span> <span class="special">&gt;</span> <span class="special">&amp;</span> out<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 109 <li class="listitem"><pre class="literallayout"> <a name="idm45211496471136-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">int_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 110 <li class="listitem"><pre class="literallayout"> <a name="idm45211496468784-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">uint_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 111 <li class="listitem"><pre class="literallayout"> <a name="idm45211496466432-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">lint_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 112 <li class="listitem"><pre class="literallayout"> <a name="idm45211496464080-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">llint_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 113 <li class="listitem"><pre class="literallayout"> <a name="idm45211496461728-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">ulint_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 114 <li class="listitem"><pre class="literallayout"> <a name="idm45211496459376-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">ullint_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 115 <li class="listitem"><pre class="literallayout"> <a name="idm45211496457024-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">sint_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 116 <li class="listitem"><pre class="literallayout"> <a name="idm45211496454672-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">usint_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 117 <li class="listitem"><pre class="literallayout"> <a name="idm45211496452320-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">flt_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 118 <li class="listitem"><pre class="literallayout"> <a name="idm45211496449968-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">dbl_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 119 <li class="listitem"><pre class="literallayout"> <a name="idm45211496447616-bb"></a><span class="identifier">BOOST_CNV_TO_STRING</span><span class="special">(</span><span class="identifier">ldbl_type</span> v<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 120 <li class="listitem"><pre class="literallayout"> <a name="idm45211496445264-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">int_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 121 <li class="listitem"><pre class="literallayout"> <a name="idm45211496442928-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">uint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 122 <li class="listitem"><pre class="literallayout"> <a name="idm45211496440592-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">lint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 123 <li class="listitem"><pre class="literallayout"> <a name="idm45211496438256-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">llint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 124 <li class="listitem"><pre class="literallayout"> <a name="idm45211496435904-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">ulint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 125 <li class="listitem"><pre class="literallayout"> <a name="idm45211496433552-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">ullint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 126 <li class="listitem"><pre class="literallayout"> <a name="idm45211496431200-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">sint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 127 <li class="listitem"><pre class="literallayout"> <a name="idm45211496428864-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">usint_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 128 <li class="listitem"><pre class="literallayout"> <a name="idm45211496426512-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">flt_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 129 <li class="listitem"><pre class="literallayout"> <a name="idm45211496424176-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">dbl_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 130 <li class="listitem"><pre class="literallayout"> <a name="idm45211496421840-bb"></a><span class="identifier">BOOST_CNV_STRING_TO</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> s<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">ldbl_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> r<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 131 <li class="listitem"><pre class="literallayout"> <a name="idm45211496419504-bb"></a><span class="identifier">BOOST_CNV_PARAM</span><span class="special">(</span><span class="identifier">base</span><span class="special">,</span> <span class="identifier">cnv</span><span class="special">::</span><span class="identifier">base</span><span class="special">)</span><span class="special">;</span></pre></li>
 132 <li class="listitem"><pre class="literallayout"> <a name="idm45211496417440-bb"></a><span class="identifier">BOOST_CNV_PARAM</span><span class="special">(</span><span class="identifier">adjust</span><span class="special">,</span> <span class="identifier">cnv</span><span class="special">::</span><span class="identifier">adjust</span><span class="special">)</span><span class="special">;</span></pre></li>
 133 <li class="listitem"><pre class="literallayout"> <a name="idm45211496415376-bb"></a><span class="identifier">BOOST_CNV_PARAM</span><span class="special">(</span><span class="identifier">precision</span><span class="special">,</span> <span class="keyword">int</span><span class="special">)</span><span class="special">;</span></pre></li>
 134 <li class="listitem"><pre class="literallayout"> <a name="idm45211496413312-bb"></a><span class="identifier">BOOST_CNV_PARAM</span><span class="special">(</span><span class="identifier">uppercase</span><span class="special">,</span> <span class="keyword">bool</span><span class="special">)</span><span class="special">;</span></pre></li>
 135 <li class="listitem"><pre class="literallayout"> <a name="idm45211496411248-bb"></a><span class="identifier">BOOST_CNV_PARAM</span><span class="special">(</span><span class="identifier">skipws</span><span class="special">,</span> <span class="keyword">bool</span><span class="special">)</span><span class="special">;</span></pre></li>
 136 <li class="listitem"><pre class="literallayout"> <a name="idm45211496409184-bb"></a><span class="identifier">BOOST_CNV_PARAM</span><span class="special">(</span><span class="identifier">width</span><span class="special">,</span> <span class="keyword">int</span><span class="special">)</span><span class="special">;</span></pre></li>
 137 <li class="listitem"><pre class="literallayout"> <a name="idm45211496407120-bb"></a><span class="identifier">BOOST_CNV_PARAM</span><span class="special">(</span><span class="identifier">fill</span><span class="special">,</span> <span class="keyword">char</span><span class="special">)</span><span class="special">;</span></pre></li>
 138 </ol></div>
 139 </div>
 140 <div class="refsect2">
 141 <a name="idm46230274755008"></a><h3>
 142 <a name="idm45211496404896-bb"></a><code class="computeroutput">cnvbase</code> protected member functions</h3>
 143 <div class="orderedlist"><ol class="orderedlist" type="1">
 144 <li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> string_type<span class="special">,</span> <span class="keyword">typename</span> out_type<span class="special">&gt;</span>
 145   <span class="keyword">void</span> <a name="idm45211496404320-bb"></a><span class="identifier">str_to_</span><span class="special">(</span><span class="identifier">string_type</span> <span class="keyword">const</span> <span class="special">&amp;</span> str<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">out_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> result_out<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 146 <li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> in_type<span class="special">,</span> <span class="keyword">typename</span> string_type<span class="special">&gt;</span>
 147   <span class="keyword">void</span> <a name="idm45211496400416-bb"></a><span class="identifier">to_str_</span><span class="special">(</span><span class="identifier">in_type</span> value_in<span class="special">,</span> <span class="identifier">optional</span><span class="special">&lt;</span> <span class="identifier">string_type</span> <span class="special">&gt;</span> <span class="special">&amp;</span> result_out<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 148 <li class="listitem"><pre class="literallayout"><span class="identifier">derived_type</span> <span class="keyword">const</span>  <span class="special">&amp;</span> <a name="idm45211496396496-bb"></a><span class="identifier">dncast</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 149 <li class="listitem"><pre class="literallayout"><span class="identifier">derived_type</span> <span class="special">&amp;</span> <a name="idm45211496395376-bb"></a><span class="identifier">dncast</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
 150 </ol></div>
 151 </div>
 152 </div>
 153 </div>
 154 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 155 <td align="left"></td>
 156 <td align="right"><div class="copyright-footer">Copyright &#169; 2009-2016 Vladimir Batov<p>
 157         Distributed under the Boost Software License, Version 1.0. See copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>.
 158       </p>
 159 </div></td>
 160 </tr></table>
 161 <hr>
 162 <div class="spirit-nav">
 163 <a accesskey="p" href="../../header/boost/convert/base_hpp.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../header/boost/convert/base_hpp.html"><img src="../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="../../BOOST_CNV_TO_STRING.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a>
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