1<?xml version="1.0" encoding="UTF-8" standalone="no"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 3<html xmlns="http://www.w3.org/1999/xhtml"> 4 <head> 5 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> 6 <title>operator-=</title> 7 <link rel="stylesheet" href="apiReference.css" type="text/css" /> 8 <meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /> 9 <link rel="start" href="index.html" title="Berkeley DB C++ Standard Template Library API Reference" /> 10 <link rel="up" href="db_reverse_iterator.html" title="Chapter 20. Db_reverse_iterator" /> 11 <link rel="prev" href="stldb_reverse_iteratoroperator_ia.html" title="operator+=" /> 12 <link rel="next" href="stldb_reverse_iteratoroperator_lt.html" title="operator<" /> 13 </head> 14 <body> 15 <div class="navheader"> 16 <table width="100%" summary="Navigation header"> 17 <tr> 18 <th colspan="3" align="center"> 19operator-= 20</th> 21 </tr> 22 <tr> 23 <td width="20%" align="left"><a accesskey="p" href="stldb_reverse_iteratoroperator_ia.html">Prev</a> </td> 24 <th width="60%" align="center">Chapter 20. 25 Db_reverse_iterator </th> 26 <td width="20%" align="right"> <a accesskey="n" href="stldb_reverse_iteratoroperator_lt.html">Next</a></td> 27 </tr> 28 </table> 29 <hr /> 30 </div> 31 <div class="sect1" lang="en" xml:lang="en"> 32 <div class="titlepage"> 33 <div> 34 <div> 35 <h2 class="title" style="clear: both"><a id="stldb_reverse_iteratoroperator_sa"></a> 36operator-= 37</h2> 38 </div> 39 </div> 40 </div> 41 <div class="sect2" lang="en" xml:lang="en"> 42 <div class="titlepage"> 43 <div> 44 <div> 45 <h3 class="title"><a id="func_details"></a> 46Function Details</h3> 47 </div> 48 </div> 49 </div> 50 <pre class="programlisting"> 51const self& operator-=(difference_type n) 52 </pre> 53 <div class="sect3" lang="en" xml:lang="en"> 54 <div class="titlepage"></div> 55 <p>Iterator shuffle operator. </p> 56 <p>Move this iterator backward by n elements and then return it. </p> 57 </div> 58 <div class="sect3" lang="en" xml:lang="en"> 59 <div class="titlepage"> 60 <div> 61 <div> 62 <h4 class="title"><a id="id1567684"></a> 63Parameters</h4> 64 </div> 65 </div> 66 </div> 67 <div class="sect4" lang="en" xml:lang="en"> 68 <div class="titlepage"> 69 <div> 70 <div> 71 <h5 class="title"><a id="id1567812"></a> 72 n </h5> 73 </div> 74 </div> 75 </div> 76 <p>The amount and direction of movement. If negative, will move towards reverse direction. </p> 77 </div> 78 </div> 79 <div class="sect3" lang="en" xml:lang="en"> 80 <div class="titlepage"> 81 <div> 82 <div> 83 <h4 class="title"><a id="id1567765"></a> 84Return Value</h4> 85 </div> 86 </div> 87 </div> 88 <p>This iterator at new position. </p> 89 </div> 90 </div> 91 <div class="sect2" lang="en" xml:lang="en"> 92 <div class="titlepage"> 93 <div> 94 <div> 95 <h3 class="title"><a id="id1567682"></a> 96Group: Operators for random reverse iterators</h3> 97 </div> 98 </div> 99 </div> 100 <p>Move this iterator backward or forward by n elements and then return it. </p> 101 </div> 102 <div class="sect2" lang="en" xml:lang="en"> 103 <div class="titlepage"> 104 <div> 105 <div> 106 <h3 class="title"><a id="id1567914"></a> 107Class</h3> 108 </div> 109 </div> 110 </div> 111 <p> 112 <a class="link" href="db_reverse_iterator.html" title="Chapter 20. Db_reverse_iterator"> 113 db_reverse_iterator</a> 114 </p> 115 </div> 116 </div> 117 <div class="navfooter"> 118 <hr /> 119 <table width="100%" summary="Navigation footer"> 120 <tr> 121 <td width="40%" align="left"><a accesskey="p" href="stldb_reverse_iteratoroperator_ia.html">Prev</a> </td> 122 <td width="20%" align="center"> 123 <a accesskey="u" href="db_reverse_iterator.html">Up</a> 124 </td> 125 <td width="40%" align="right"> <a accesskey="n" href="stldb_reverse_iteratoroperator_lt.html">Next</a></td> 126 </tr> 127 <tr> 128 <td width="40%" align="left" valign="top"> 129operator+= 130 </td> 131 <td width="20%" align="center"> 132 <a accesskey="h" href="index.html">Home</a> 133 </td> 134 <td width="40%" align="right" valign="top"> 135operator< 136</td> 137 </tr> 138 </table> 139 </div> 140 </body> 141</html> 142