<?xml version="1.0" encoding="UTF-8" standalone="no"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <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" /> </head> <body> <div xmlns="" class="navheader"> <div class="libver"> <p>Library Version 11.2.5.3</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="idm1821928"></a>Parameters</h4> </div> </div> </div> <div class="sect4" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h5 class="title"><a id="idm1826912"></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="idm2542728"></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="idm1270536"></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="idm1361080"></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="idm2598424"></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="idm1947800"></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="idm2372656"></a>Parameters</h4> </div> </div> </div> <div class="sect4" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h5 class="title"><a id="idm2141296"></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="idm2509112"></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="idm2420216"></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="idm2457096"></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="idm2533608"></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>