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190 lines
6.6 KiB
HTML
190 lines
6.6 KiB
HTML
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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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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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<title>erase</title>
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<link rel="stylesheet" href="apiReference.css" type="text/css" />
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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="db_multimap.html" title="Chapter 6. Db_multimap" />
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<link rel="next" href="stldb_multimapequal_range.html" title="equal_range" />
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</head>
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<body>
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<div xmlns="" class="navheader">
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<div class="libver">
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<p>Library Version 11.2.5.2</p>
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</div>
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<table width="100%" summary="Navigation header">
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<tr>
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<th colspan="3" align="center">erase</th>
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</tr>
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<tr>
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<td width="20%" align="left"><a accesskey="p" href="db_multimap.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_multimapequal_range.html">Next</a></td>
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</tr>
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</table>
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<hr />
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</div>
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<div class="sect1" 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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<h2 class="title" style="clear: both"><a id="stldb_multimaperase"></a>erase</h2>
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</div>
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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="stldb_multimaperase_details"></a>Function Details</h3>
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</div>
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</div>
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</div>
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<pre class="programlisting">
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size_type erase(const key_type &x)
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</pre>
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<p>Erase elements by key. </p>
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<p>All key/data pairs with specified key x will be removed from underlying database. This function supports auto-commit. </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="id3523931"></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="id3524399"></a>x</h5>
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</div>
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</div>
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</div>
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<p>The key to remove from the container. </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="id3524508"></a>Return Value</h4>
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</div>
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</div>
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</div>
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<p>The number of key/data pairs removed. </p>
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</div>
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<pre class="programlisting">
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void erase(iterator pos)
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</pre>
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<p>Erase a key/data pair at specified position. </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="id3524551"></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="id3524554"></a>pos</h5>
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</div>
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</div>
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</div>
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<p>An valid iterator of this container to erase. </p>
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</div>
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</div>
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<pre class="programlisting">
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void erase(iterator first,
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iterator last)
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</pre>
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<p>Range erase. </p>
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<p>Erase all key/data pairs within the valid range [first, last). </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="id3524570"></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="id3524573"></a>last</h5>
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</div>
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</div>
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</div>
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<p>The open boundary of the 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="id3524587"></a>first</h5>
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</div>
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</div>
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</div>
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<p>The closed boundary of the range. </p>
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</div>
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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="id3524050"></a>Group: Erase Functions</h3>
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</div>
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</div>
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</div>
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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="ulink" href="http://www.cplusplus.com/reference/stl/multimap/erase/" target="_top">http://www.cplusplus.com/reference/stl/multimap/erase/</a> </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="id3524400"></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="db_multimap.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_multimapequal_range.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">Chapter 6.
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Db_multimap </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"> equal_range</td>
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</tr>
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</table>
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</div>
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</body>
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</html>
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