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207 lines
7.5 KiB
HTML
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<title>equal_range_N</title>
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<meta name="generator" content="DocBook XSL Stylesheets V1.73.2" />
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<link rel="start" href="index.html" title="Berkeley DB C++ Standard Template Library API Reference" />
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<link rel="up" href="db_multimap.html" title="Chapter 6. Db_multimap" />
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<link rel="prev" href="stldb_multimapequal_range.html" title="equal_range" />
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<p>Library Version 11.2.5.2</p>
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<table width="100%" summary="Navigation header">
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<tr>
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<th colspan="3" align="center">equal_range_N</th>
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</tr>
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<tr>
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<td width="20%" align="left"><a accesskey="p" href="stldb_multimapequal_range.html">Prev</a> </td>
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<th width="60%" align="center">Chapter 6.
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Db_multimap </th>
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<td width="20%" align="right"> <a accesskey="n" href="stldb_multimapcount.html">Next</a></td>
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<div class="sect1" lang="en" xml:lang="en">
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<div class="titlepage">
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<h2 class="title" style="clear: both"><a id="stldb_multimapequal_range_N"></a>equal_range_N</h2>
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<div class="sect2" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h3 class="title"><a id="stldb_multimapequal_range_N_details"></a>Function Details</h3>
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<pre class="programlisting">
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equal_range_N(const key_type &x,
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size_t &nelem) const
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</pre>
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<p>Find equal range and number of key/data pairs in the range. </p>
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<p>This function also returns the number of elements within the returned range via the out parameter nelem. </p>
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<div class="sect3" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h4 class="title"><a id="id3524481"></a>Parameters</h4>
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</div>
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</div>
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<div class="sect4" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h5 class="title"><a id="id3524702"></a>x</h5>
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<p>The target key to find. </p>
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<div class="sect4" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h5 class="title"><a id="id3524814"></a>nelem</h5>
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</div>
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</div>
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</div>
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<p>The output parameter to take back the number of key/data pair in the returned range. </p>
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</div>
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</div>
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<div class="sect3" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h4 class="title"><a id="id3524772"></a>See Also</h4>
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</div>
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</div>
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</div>
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<p>
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</p>
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<p><a class="ulink" href="http://www.cplusplus.com/reference/stl/multimap/equal_range/" target="_top">http://www.cplusplus.com/reference/stl/multimap/equal_range/</a> </p>
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<p>
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</p>
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</div>
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<pre class="programlisting">
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equal_range_N(const key_type &x, size_t &nelem,
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bool readonly=false)
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</pre>
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<p>Find equal range and number of key/data pairs in the range. </p>
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<p>This function also returns the number of elements within the returned range via the out parameter nelem. </p>
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<div class="sect3" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h4 class="title"><a id="id3524736"></a>Parameters</h4>
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</div>
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</div>
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</div>
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<div class="sect4" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h5 class="title"><a id="id3524482"></a>x</h5>
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</div>
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</div>
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</div>
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<p>The target key to find. </p>
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</div>
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<div class="sect4" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h5 class="title"><a id="id3524689"></a>nelem</h5>
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</div>
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</div>
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</div>
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<p>The output parameter to take back the number of key/data pair in the returned range. </p>
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</div>
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<div class="sect4" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h5 class="title"><a id="id3524872"></a>readonly</h5>
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</div>
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</div>
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<p>Whether the returned iterator is readonly. </p>
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</div>
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</div>
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<div class="sect3" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h4 class="title"><a id="id3524691"></a>See Also</h4>
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</div>
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</div>
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</div>
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<p>
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</p>
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<p><a class="ulink" href="http://www.cplusplus.com/reference/stl/multimap/equal_range/" target="_top">http://www.cplusplus.com/reference/stl/multimap/equal_range/</a> </p>
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<p>
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</p>
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</div>
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</div>
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<div class="sect2" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h3 class="title"><a id="id3524732"></a>Group: Searching Functions</h3>
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</div>
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</div>
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</div>
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<p>See of db_map's searching functions group for details about iterator, function version and parameters.</p>
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<div class="simplesect" lang="en" xml:lang="en">
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<div class="titlepage"></div>
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<p><a class="link" href="db_map.html" title="Chapter 5. Db_map">db_map</a>
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</p>
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</div>
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<p>
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</p>
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</div>
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<div class="sect2" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h3 class="title"><a id="id3524696"></a>Class</h3>
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</div>
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</div>
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</div>
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<p>
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<a class="link" href="db_multimap.html" title="Chapter 6. Db_multimap">db_multimap</a>
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</p>
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</div>
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</div>
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<div class="navfooter">
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<hr />
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<table width="100%" summary="Navigation footer">
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<tr>
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<td width="40%" align="left"><a accesskey="p" href="stldb_multimapequal_range.html">Prev</a> </td>
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<td width="20%" align="center">
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<a accesskey="u" href="db_multimap.html">Up</a>
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</td>
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<td width="40%" align="right"> <a accesskey="n" href="stldb_multimapcount.html">Next</a></td>
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</tr>
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<tr>
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<td width="40%" align="left" valign="top">equal_range </td>
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<td width="20%" align="center">
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<a accesskey="h" href="index.html">Home</a>
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</td>
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<td width="40%" align="right" valign="top"> count</td>
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</body>
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</html>
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