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Imported Upstream version 1.72.0
[platform/upstream/boost.git] / libs / histogram / doc / html / boost / histogram / axis / variable.html
diff --git a/libs/histogram/doc/html/boost/histogram/axis/variable.html b/libs/histogram/doc/html/boost/histogram/axis/variable.html
index 92d94ad..db707bb 100644 (file)
--- a/libs/histogram/doc/html/boost/histogram/axis/variable.html
+++ b/libs/histogram/doc/html/boost/histogram/axis/variable.html
@@ -33,49 +33,45 @@
 
 </span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Value<span class="special">,</span> <span class="keyword">typename</span> MetaData<span class="special">,</span> <span class="keyword">typename</span> Options<span class="special">,</span> 
          <span class="keyword">typename</span> Allocator<span class="special">&gt;</span> 
-<span class="keyword">class</span> <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">:</span> <span class="keyword">public</span> boost::histogram::axis::iterator_mixin&lt; variable&lt; Value, MetaData, Options, Allocator &gt; &gt;
+<span class="keyword">class</span> <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">:</span> <span class="keyword">public</span> boost::histogram::axis::iterator_mixin&lt; variable&lt; Value, MetaData, Options, Allocator &gt; &gt;,
+                 <span class="keyword">public</span> boost::histogram::axis::metadata_base&lt; MetaData &gt;
 <span class="special">{</span>
 <span class="keyword">public</span><span class="special">:</span>
   <span class="comment">// <a class="link" href="variable.html#boost.histogram.axis.variableconstruct-copy-destruct">construct/copy/destruct</a></span>
-  <span class="keyword">explicit</span> <a class="link" href="variable.html#idm45525155619328-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="identifier">allocator_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span>
-  <a class="link" href="variable.html#idm45525155617792-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">default</span><span class="special">;</span>
-  <a class="link" href="variable.html#idm45525155613824-bb"><span class="identifier">variable</span></a><span class="special">(</span><a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
+  <a class="link" href="variable.html#idm45414524465216-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">default</span><span class="special">;</span>
+  <span class="keyword">explicit</span> <a class="link" href="variable.html#idm45414524464656-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="identifier">allocator_type</span><span class="special">)</span><span class="special">;</span>
   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> It<span class="special">&gt;</span> 
-    <a class="link" href="variable.html#idm45525155610176-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="identifier">It</span><span class="special">,</span> <span class="identifier">It</span><span class="special">,</span> <span class="identifier">metadata_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> <span class="identifier">allocator_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span>
+    <a class="link" href="variable.html#idm45414524463408-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="identifier">It</span><span class="special">,</span> <span class="identifier">It</span><span class="special">,</span> <span class="identifier">metadata_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> <span class="identifier">allocator_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span>
   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> 
-    <a class="link" href="variable.html#idm45525155603264-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">U</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">metadata_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> <span class="identifier">allocator_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span>
+    <a class="link" href="variable.html#idm45414524456496-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">U</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">metadata_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> <span class="identifier">allocator_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span>
   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> 
-    <a class="link" href="variable.html#idm45525155597440-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">initializer_list</span><span class="special">&lt;</span> <span class="identifier">U</span> <span class="special">&gt;</span><span class="special">,</span> <span class="identifier">metadata_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> 
+    <a class="link" href="variable.html#idm45414524450672-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">initializer_list</span><span class="special">&lt;</span> <span class="identifier">U</span> <span class="special">&gt;</span><span class="special">,</span> <span class="identifier">metadata_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> 
              <span class="identifier">allocator_type</span> <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span>
-  <a class="link" href="variable.html#idm45525155591328-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">index_type</span><span class="special">,</span> <span class="identifier">index_type</span><span class="special">,</span> <span class="keyword">unsigned</span><span class="special">)</span><span class="special">;</span>
-  <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span> <a class="link" href="variable.html#idm45525155616096-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">default</span><span class="special">;</span>
-  <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span> <a class="link" href="variable.html#idm45525155612288-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
+  <a class="link" href="variable.html#idm45414524444560-bb"><span class="identifier">variable</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">index_type</span><span class="special">,</span> <span class="identifier">index_type</span><span class="special">,</span> <span class="keyword">unsigned</span><span class="special">)</span><span class="special">;</span>
 
-  <span class="comment">// <a class="link" href="variable.html#idm45525155646576-bb">public member functions</a></span>
-  <span class="identifier">index_type</span> <a class="link" href="variable.html#idm45525155646016-bb"><span class="identifier">index</span></a><span class="special">(</span><span class="identifier">value_type</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
-  <span class="keyword">auto</span> <a class="link" href="variable.html#idm45525155643904-bb"><span class="identifier">update</span></a><span class="special">(</span><span class="identifier">value_type</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
-  <span class="identifier">value_type</span> <a class="link" href="variable.html#idm45525155642096-bb"><span class="identifier">value</span></a><span class="special">(</span><span class="identifier">real_index_type</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
-  <span class="keyword">auto</span> <a class="link" href="variable.html#idm45525155639968-bb"><span class="identifier">bin</span></a><span class="special">(</span><span class="identifier">index_type</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
-  <span class="identifier">index_type</span> <a class="link" href="variable.html#idm45525155637856-bb"><span class="identifier">size</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
-  <span class="identifier">metadata_type</span> <span class="special">&amp;</span> <a class="link" href="variable.html#idm45525155636400-bb"><span class="identifier">metadata</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
-  <span class="keyword">const</span> <span class="identifier">metadata_type</span> <span class="special">&amp;</span> <a class="link" href="variable.html#idm45525155634976-bb"><span class="identifier">metadata</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
+  <span class="comment">// <a class="link" href="variable.html#idm45414524489616-bb">public member functions</a></span>
+  <span class="identifier">index_type</span> <a class="link" href="variable.html#idm45414524489056-bb"><span class="identifier">index</span></a><span class="special">(</span><span class="identifier">value_type</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
+  <span class="keyword">auto</span> <a class="link" href="variable.html#idm45414524486944-bb"><span class="identifier">update</span></a><span class="special">(</span><span class="identifier">value_type</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
+  <span class="identifier">value_type</span> <a class="link" href="variable.html#idm45414524485136-bb"><span class="identifier">value</span></a><span class="special">(</span><span class="identifier">real_index_type</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
+  <span class="keyword">auto</span> <a class="link" href="variable.html#idm45414524483008-bb"><span class="identifier">bin</span></a><span class="special">(</span><span class="identifier">index_type</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
+  <span class="identifier">index_type</span> <a class="link" href="variable.html#idm45414524480896-bb"><span class="identifier">size</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> V<span class="special">,</span> <span class="keyword">typename</span> M<span class="special">,</span> <span class="keyword">typename</span> O<span class="special">,</span> <span class="keyword">typename</span> A<span class="special">&gt;</span> 
-    <span class="keyword">bool</span> <a class="link" href="variable.html#idm45525155633552-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a><span class="special">&lt;</span> <span class="identifier">V</span><span class="special">,</span> <span class="identifier">M</span><span class="special">,</span> <span class="identifier">O</span><span class="special">,</span> <span class="identifier">A</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
+    <span class="keyword">bool</span> <a class="link" href="variable.html#idm45414524479440-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a><span class="special">&lt;</span> <span class="identifier">V</span><span class="special">,</span> <span class="identifier">M</span><span class="special">,</span> <span class="identifier">O</span><span class="special">,</span> <span class="identifier">A</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> V<span class="special">,</span> <span class="keyword">typename</span> M<span class="special">,</span> <span class="keyword">typename</span> O<span class="special">,</span> <span class="keyword">typename</span> A<span class="special">&gt;</span> 
-    <span class="keyword">bool</span> <a class="link" href="variable.html#idm45525155628768-bb"><span class="keyword">operator</span><span class="special">!=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a><span class="special">&lt;</span> <span class="identifier">V</span><span class="special">,</span> <span class="identifier">M</span><span class="special">,</span> <span class="identifier">O</span><span class="special">,</span> <span class="identifier">A</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
-  <span class="keyword">auto</span> <a class="link" href="variable.html#idm45525155623984-bb"><span class="identifier">get_allocator</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
-  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Archive<span class="special">&gt;</span> <span class="keyword">void</span> <a class="link" href="variable.html#idm45525155622560-bb"><span class="identifier">serialize</span></a><span class="special">(</span><span class="identifier">Archive</span> <span class="special">&amp;</span><span class="special">,</span> <span class="keyword">unsigned</span><span class="special">)</span><span class="special">;</span>
+    <span class="keyword">bool</span> <a class="link" href="variable.html#idm45414524474656-bb"><span class="keyword">operator</span><span class="special">!=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a><span class="special">&lt;</span> <span class="identifier">V</span><span class="special">,</span> <span class="identifier">M</span><span class="special">,</span> <span class="identifier">O</span><span class="special">,</span> <span class="identifier">A</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
+  <span class="keyword">auto</span> <a class="link" href="variable.html#idm45414524469872-bb"><span class="identifier">get_allocator</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
+  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Archive<span class="special">&gt;</span> <span class="keyword">void</span> <a class="link" href="variable.html#idm45414524468448-bb"><span class="identifier">serialize</span></a><span class="special">(</span><span class="identifier">Archive</span> <span class="special">&amp;</span><span class="special">,</span> <span class="keyword">unsigned</span><span class="special">)</span><span class="special">;</span>
 
-  <span class="comment">// <a class="link" href="variable.html#idm45525155587488-bb">public static functions</a></span>
-  <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keyword">unsigned</span> <a class="link" href="variable.html#idm45525155586928-bb"><span class="identifier">options</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
+  <span class="comment">// <a class="link" href="variable.html#idm45414524440720-bb">public static functions</a></span>
+  <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keyword">unsigned</span> <a class="link" href="variable.html#idm45414524440160-bb"><span class="identifier">options</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
 <span class="special">}</span><span class="special">;</span></pre></div>
 <div class="refsect1">
-<a name="idm45952478754768"></a><h2>Description</h2>
+<a name="idm45212144810880"></a><h2>Description</h2>
 <p>Binning is a O(log(N)) operation. If speed matters and the problem domain allows it, prefer a regular axis, possibly with a transform.</p>
 <p>
 </p>
 <div class="refsect2">
-<a name="idm45952478753696"></a><h3>Template Parameters</h3>
+<a name="idm45212144809808"></a><h3>Template Parameters</h3>
 <div class="orderedlist"><ol class="orderedlist" type="1">
 <li class="listitem">
 <pre class="literallayout"><span class="keyword">typename</span> Value</pre>
@@ -96,17 +92,16 @@
 </ol></div>
 </div>
 <div class="refsect2">
-<a name="idm45952478744224"></a><h3>
+<a name="idm45212144800336"></a><h3>
 <a name="boost.histogram.axis.variableconstruct-copy-destruct"></a><code class="computeroutput">variable</code> 
         public
        construct/copy/destruct</h3>
 <div class="orderedlist"><ol class="orderedlist" type="1">
-<li class="listitem"><pre class="literallayout"><span class="keyword">explicit</span> <a name="idm45525155619328-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="identifier">allocator_type</span> alloc <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span></pre></li>
-<li class="listitem"><pre class="literallayout"><a name="idm45525155617792-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">default</span><span class="special">;</span></pre></li>
-<li class="listitem"><pre class="literallayout"><a name="idm45525155613824-bb"></a><span class="identifier">variable</span><span class="special">(</span><a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;&amp;</span> o<span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li>
+<li class="listitem"><pre class="literallayout"><a name="idm45414524465216-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">default</span><span class="special">;</span></pre></li>
+<li class="listitem"><pre class="literallayout"><span class="keyword">explicit</span> <a name="idm45414524464656-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="identifier">allocator_type</span> alloc<span class="special">)</span><span class="special">;</span></pre></li>
 <li class="listitem">
 <pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> It<span class="special">&gt;</span> 
-  <a name="idm45525155610176-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="identifier">It</span> begin<span class="special">,</span> <span class="identifier">It</span> end<span class="special">,</span> <span class="identifier">metadata_type</span> meta <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> 
+  <a name="idm45414524463408-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="identifier">It</span> begin<span class="special">,</span> <span class="identifier">It</span> end<span class="special">,</span> <span class="identifier">metadata_type</span> meta <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> 
            <span class="identifier">allocator_type</span> alloc <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span></pre>Construct from iterator range of bin edges. <p>
 </p>
 <div class="variablelist"><table border="0" class="variablelist compact">
@@ -145,7 +140,7 @@
 </li>
 <li class="listitem">
 <pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> 
-  <a name="idm45525155603264-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">U</span> <span class="special">&amp;</span> iterable<span class="special">,</span> <span class="identifier">metadata_type</span> meta <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> 
+  <a name="idm45414524456496-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">U</span> <span class="special">&amp;</span> iterable<span class="special">,</span> <span class="identifier">metadata_type</span> meta <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> 
            <span class="identifier">allocator_type</span> alloc <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span></pre>Construct variable axis from iterable range of bin edges. <p>
 </p>
 <div class="variablelist"><table border="0" class="variablelist compact">
@@ -180,7 +175,7 @@
 </li>
 <li class="listitem">
 <pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> 
-  <a name="idm45525155597440-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">initializer_list</span><span class="special">&lt;</span> <span class="identifier">U</span> <span class="special">&gt;</span> list<span class="special">,</span> <span class="identifier">metadata_type</span> meta <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> 
+  <a name="idm45414524450672-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">initializer_list</span><span class="special">&lt;</span> <span class="identifier">U</span> <span class="special">&gt;</span> list<span class="special">,</span> <span class="identifier">metadata_type</span> meta <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">,</span> 
            <span class="identifier">allocator_type</span> alloc <span class="special">=</span> <span class="special">{</span><span class="special">}</span><span class="special">)</span><span class="special">;</span></pre>Construct variable axis from initializer list of bin edges. <p>
 </p>
 <div class="variablelist"><table border="0" class="variablelist compact">
@@ -214,43 +209,37 @@
 </table></div>
 </li>
 <li class="listitem">
-<pre class="literallayout"><a name="idm45525155591328-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span> src<span class="special">,</span> <span class="identifier">index_type</span> begin<span class="special">,</span> <span class="identifier">index_type</span> end<span class="special">,</span> 
+<pre class="literallayout"><a name="idm45414524444560-bb"></a><span class="identifier">variable</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span> src<span class="special">,</span> <span class="identifier">index_type</span> begin<span class="special">,</span> <span class="identifier">index_type</span> end<span class="special">,</span> 
          <span class="keyword">unsigned</span> merge<span class="special">)</span><span class="special">;</span></pre>Constructor used by algorithm::reduce to shrink and rebin (not for users). </li>
-<li class="listitem"><pre class="literallayout"><a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span> <a name="idm45525155616096-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">default</span><span class="special">;</span></pre></li>
-<li class="listitem"><pre class="literallayout"><a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;</span> <a name="idm45525155612288-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><a class="link" href="variable.html" title="Class template variable">variable</a> <span class="special">&amp;&amp;</span> o<span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li>
 </ol></div>
 </div>
 <div class="refsect2">
-<a name="idm45952478630896"></a><h3>
-<a name="idm45525155646576-bb"></a><code class="computeroutput">variable</code> public member functions</h3>
+<a name="idm45212144713632"></a><h3>
+<a name="idm45414524489616-bb"></a><code class="computeroutput">variable</code> public member functions</h3>
 <div class="orderedlist"><ol class="orderedlist" type="1">
 <li class="listitem">
-<pre class="literallayout"><span class="identifier">index_type</span> <a name="idm45525155646016-bb"></a><span class="identifier">index</span><span class="special">(</span><span class="identifier">value_type</span> x<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Return index for value argument. </li>
-<li class="listitem"><pre class="literallayout"><span class="keyword">auto</span> <a name="idm45525155643904-bb"></a><span class="identifier">update</span><span class="special">(</span><span class="identifier">value_type</span> x<span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li>
+<pre class="literallayout"><span class="identifier">index_type</span> <a name="idm45414524489056-bb"></a><span class="identifier">index</span><span class="special">(</span><span class="identifier">value_type</span> x<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Return index for value argument. </li>
+<li class="listitem"><pre class="literallayout"><span class="keyword">auto</span> <a name="idm45414524486944-bb"></a><span class="identifier">update</span><span class="special">(</span><span class="identifier">value_type</span> x<span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li>
 <li class="listitem">
-<pre class="literallayout"><span class="identifier">value_type</span> <a name="idm45525155642096-bb"></a><span class="identifier">value</span><span class="special">(</span><span class="identifier">real_index_type</span> i<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Return value for fractional index argument. </li>
+<pre class="literallayout"><span class="identifier">value_type</span> <a name="idm45414524485136-bb"></a><span class="identifier">value</span><span class="special">(</span><span class="identifier">real_index_type</span> i<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Return value for fractional index argument. </li>
 <li class="listitem">
-<pre class="literallayout"><span class="keyword">auto</span> <a name="idm45525155639968-bb"></a><span class="identifier">bin</span><span class="special">(</span><span class="identifier">index_type</span> idx<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Return bin for index argument. </li>
+<pre class="literallayout"><span class="keyword">auto</span> <a name="idm45414524483008-bb"></a><span class="identifier">bin</span><span class="special">(</span><span class="identifier">index_type</span> idx<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Return bin for index argument. </li>
 <li class="listitem">
-<pre class="literallayout"><span class="identifier">index_type</span> <a name="idm45525155637856-bb"></a><span class="identifier">size</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Returns the number of bins, without over- or underflow. </li>
-<li class="listitem">
-<pre class="literallayout"><span class="identifier">metadata_type</span> <span class="special">&amp;</span> <a name="idm45525155636400-bb"></a><span class="identifier">metadata</span><span class="special">(</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Returns reference to metadata. </li>
-<li class="listitem">
-<pre class="literallayout"><span class="keyword">const</span> <span class="identifier">metadata_type</span> <span class="special">&amp;</span> <a name="idm45525155634976-bb"></a><span class="identifier">metadata</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Returns reference to const metadata. </li>
+<pre class="literallayout"><span class="identifier">index_type</span> <a name="idm45414524480896-bb"></a><span class="identifier">size</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Returns the number of bins, without over- or underflow. </li>
 <li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> V<span class="special">,</span> <span class="keyword">typename</span> M<span class="special">,</span> <span class="keyword">typename</span> O<span class="special">,</span> <span class="keyword">typename</span> A<span class="special">&gt;</span> 
-  <span class="keyword">bool</span> <a name="idm45525155633552-bb"></a><span class="keyword">operator</span><span class="special">==</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a><span class="special">&lt;</span> <span class="identifier">V</span><span class="special">,</span> <span class="identifier">M</span><span class="special">,</span> <span class="identifier">O</span><span class="special">,</span> <span class="identifier">A</span> <span class="special">&gt;</span> <span class="special">&amp;</span> o<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li>
+  <span class="keyword">bool</span> <a name="idm45414524479440-bb"></a><span class="keyword">operator</span><span class="special">==</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a><span class="special">&lt;</span> <span class="identifier">V</span><span class="special">,</span> <span class="identifier">M</span><span class="special">,</span> <span class="identifier">O</span><span class="special">,</span> <span class="identifier">A</span> <span class="special">&gt;</span> <span class="special">&amp;</span> o<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li>
 <li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> V<span class="special">,</span> <span class="keyword">typename</span> M<span class="special">,</span> <span class="keyword">typename</span> O<span class="special">,</span> <span class="keyword">typename</span> A<span class="special">&gt;</span> 
-  <span class="keyword">bool</span> <a name="idm45525155628768-bb"></a><span class="keyword">operator</span><span class="special">!=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a><span class="special">&lt;</span> <span class="identifier">V</span><span class="special">,</span> <span class="identifier">M</span><span class="special">,</span> <span class="identifier">O</span><span class="special">,</span> <span class="identifier">A</span> <span class="special">&gt;</span> <span class="special">&amp;</span> o<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li>
+  <span class="keyword">bool</span> <a name="idm45414524474656-bb"></a><span class="keyword">operator</span><span class="special">!=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="variable.html" title="Class template variable">variable</a><span class="special">&lt;</span> <span class="identifier">V</span><span class="special">,</span> <span class="identifier">M</span><span class="special">,</span> <span class="identifier">O</span><span class="special">,</span> <span class="identifier">A</span> <span class="special">&gt;</span> <span class="special">&amp;</span> o<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li>
 <li class="listitem">
-<pre class="literallayout"><span class="keyword">auto</span> <a name="idm45525155623984-bb"></a><span class="identifier">get_allocator</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Return allocator instance. </li>
-<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Archive<span class="special">&gt;</span> <span class="keyword">void</span> <a name="idm45525155622560-bb"></a><span class="identifier">serialize</span><span class="special">(</span><span class="identifier">Archive</span> <span class="special">&amp;</span><span class="special">,</span> <span class="keyword">unsigned</span><span class="special">)</span><span class="special">;</span></pre></li>
+<pre class="literallayout"><span class="keyword">auto</span> <a name="idm45414524469872-bb"></a><span class="identifier">get_allocator</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Return allocator instance. </li>
+<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Archive<span class="special">&gt;</span> <span class="keyword">void</span> <a name="idm45414524468448-bb"></a><span class="identifier">serialize</span><span class="special">(</span><span class="identifier">Archive</span> <span class="special">&amp;</span> ar<span class="special">,</span> <span class="keyword">unsigned</span><span class="special">)</span><span class="special">;</span></pre></li>
 </ol></div>
 </div>
 <div class="refsect2">
-<a name="idm45952478528960"></a><h3>
-<a name="idm45525155587488-bb"></a><code class="computeroutput">variable</code> public static functions</h3>
+<a name="idm45212144624768"></a><h3>
+<a name="idm45414524440720-bb"></a><code class="computeroutput">variable</code> public static functions</h3>
 <div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem">
-<pre class="literallayout"><span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keyword">unsigned</span> <a name="idm45525155586928-bb"></a><span class="identifier">options</span><span class="special">(</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Returns the options. </li></ol></div>
+<pre class="literallayout"><span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keyword">unsigned</span> <a name="idm45414524440160-bb"></a><span class="identifier">options</span><span class="special">(</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>Returns the options. </li></ol></div>
 </div>
 </div>
 </div>
Domain: System / Base;