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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Gets the number of affected rows in a previous MySQL operation</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="class.mysqli.html">MySQLi</a></div> <div class="next" style="text-align: right; float: right;"><a href="mysqli.autocommit.html">mysqli::autocommit</a></div> <div class="up"><a href="class.mysqli.html">MySQLi</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="mysqli.affected-rows" class="refentry"> <div class="refnamediv"> <h1 class="refname">mysqli->affected_rows</h1> <h1 class="refname">mysqli_affected_rows</h1> <p class="verinfo">(PHP 5)</p><p class="refpurpose"><span class="refname">mysqli->affected_rows</span> -- <span class="refname">mysqli_affected_rows</span> — <span class="dc-title">Gets the number of affected rows in a previous MySQL operation</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <p class="para">Object oriented style (property):</p> <div class="classsynopsis"> <div class="ooclass"><a href="class.mysqli.html" class="classname">mysqli</a></div> <div class="fieldsynopsis"><span class="type">int</span> <var class="varname">$affected_rows</var>;</div> </div> <p class="para">Procedural style:</p> <div class="methodsynopsis dc-description"> <span class="type">int</span> <span class="methodname"><b><b>mysqli_affected_rows</b></b></span> ( <span class="methodparam"><span class="type"><a href="class.mysqli.html" class="type mysqli">mysqli</a></span> <tt class="parameter">$link</tt></span> )</div> <p class="para rdfs-comment"> Returns the number of rows affected by the last <i>INSERT</i>, <i>UPDATE</i>, <i>REPLACE</i> or <i>DELETE</i> query. </p> <p class="para"> For SELECT statements <b>mysqli_affected_rows()</b> works like <a href="mysqli-result.num-rows.html" class="function">mysqli_num_rows()</a>. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt><span class="term"><i><tt class="parameter">link</tt></i></span><dd><p class="para">Procedural style only: A link identifierreturned by <a href="mysqli.connect.html" class="function">mysqli_connect()</a> or <a href="mysqli.init.html" class="function">mysqli_init()</a></p></dd></dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para">⌨️ 快捷键说明
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