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libdb/docs/api_reference/STL/stldb_vectorrbegin.html
Gregory Burd 940129b94f Release 5.2.36 on 9/14/2022
2011-12-19 19:07:10 -05:00

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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>rbegin</title>
<link rel="stylesheet" href="apiReference.css" type="text/css" />
<meta name="generator" content="DocBook XSL Stylesheets V1.73.2" />
<link rel="start" href="index.html" title="Berkeley DB C++ Standard Template Library API Reference" />
<link rel="up" href="db_vector.html" title="Chapter 4.  Db_vector" />
<link rel="prev" href="stldb_vectorend.html" title="end" />
<link rel="next" href="stldb_vectorrend.html" title="rend" />
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<div xmlns="" class="navheader">
<div class="libver">
<p>Library Version 11.2.5.2</p>
</div>
<table width="100%" summary="Navigation header">
<tr>
<th colspan="3" align="center">rbegin</th>
</tr>
<tr>
<td width="20%" align="left"><a accesskey="p" href="stldb_vectorend.html">Prev</a> </td>
<th width="60%" align="center">Chapter 4. 
Db_vector </th>
<td width="20%" align="right"> <a accesskey="n" href="stldb_vectorrend.html">Next</a></td>
</tr>
</table>
<hr />
</div>
<div class="sect1" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h2 class="title" style="clear: both"><a id="stldb_vectorrbegin"></a>rbegin</h2>
</div>
</div>
</div>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="stldb_vectorrbegin_details"></a>Function Details</h3>
</div>
</div>
</div>
<pre class="programlisting">
reverse_iterator rbegin(ReadModifyWriteOption rmw=
ReadModifyWriteOption::no_read_modify_write(), bool readonly=false,
BulkRetrievalOption bulk_read=BulkRetrievalOption::no_bulk_retrieval(),
bool directdb_get=true)
</pre>
<p>Create a reverse iterator. </p>
<p>This function creates a reverse iterator initialized to sit on the last element in the underlying database, and can be used to read/write. The meaning and usage of its parameters are identical to the above begin function. </p>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id3597174"></a>Parameters</h4>
</div>
</div>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id3597204"></a>directdb_get</h5>
</div>
</div>
</div>
<p>Same as that of begin(ReadModifyWrite, bool, BulkRetrievalOption, bool); </p>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id3597236"></a>bulk_read</h5>
</div>
</div>
</div>
<p>Same as that of begin(ReadModifyWrite, bool, BulkRetrievalOption, bool); </p>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id3597243"></a>rmw</h5>
</div>
</div>
</div>
<p>Same as that of begin(ReadModifyWrite, bool, BulkRetrievalOption, bool); </p>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id3597250"></a>readonly</h5>
</div>
</div>
</div>
<p>Same as that of begin(ReadModifyWrite, bool, BulkRetrievalOption, bool); </p>
</div>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id3597128"></a>Return Value</h4>
</div>
</div>
</div>
<p>The created iterator. </p>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id3597134"></a>See Also</h4>
</div>
</div>
</div>
<p>
</p>
<p>begin(ReadModifyWrite, bool, BulkRetrievalOption, bool); </p>
<p>
</p>
</div>
<pre class="programlisting">
const_reverse_iterator rbegin(BulkRetrievalOption bulkretrieval=
BulkRetrievalOption(BulkRetrievalOption::no_bulk_retrieval()),
bool directdb_get=true) const
</pre>
<p>Create a const reverse iterator. </p>
<p>This function creates a const reverse iterator initialized to sit on the last element in the backing database, and can only read the element, it is only available to const <a class="link" href="db_vector.html" title="Chapter 4.  Db_vector">db_vector</a>
containers. The meaning and usage of its parameters are identical as above. </p>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id3597283"></a>Parameters</h4>
</div>
</div>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id3597287"></a>directdb_get</h5>
</div>
</div>
</div>
<p>Same as that of begin(ReadModifyWrite, bool, BulkRetrievalOption, bool); </p>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id3597302"></a>bulkretrieval</h5>
</div>
</div>
</div>
<p>Same as that of begin(ReadModifyWrite, bool, BulkRetrievalOption, bool); </p>
</div>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id3597076"></a>Return Value</h4>
</div>
</div>
</div>
<p>The created iterator. </p>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id3597082"></a>See Also</h4>
</div>
</div>
</div>
<p>
</p>
<p>begin(ReadModifyWrite, bool, BulkRetrievalOption, bool); </p>
<p>
</p>
</div>
</div>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="id3597072"></a>Class</h3>
</div>
</div>
</div>
<p>
<a class="link" href="db_vector.html" title="Chapter 4.  Db_vector">db_vector</a>
</p>
</div>
</div>
<div class="navfooter">
<hr />
<table width="100%" summary="Navigation footer">
<tr>
<td width="40%" align="left"><a accesskey="p" href="stldb_vectorend.html">Prev</a> </td>
<td width="20%" align="center">
<a accesskey="u" href="db_vector.html">Up</a>
</td>
<td width="40%" align="right"> <a accesskey="n" href="stldb_vectorrend.html">Next</a></td>
</tr>
<tr>
<td width="40%" align="left" valign="top">end </td>
<td width="20%" align="center">
<a accesskey="h" href="index.html">Home</a>
</td>
<td width="40%" align="right" valign="top"> rend</td>
</tr>
</table>
</div>
</body>
</html>
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