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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>Performs a query on the database</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="mysqli.prepare.html">mysqli::prepare</a></div> <div class="next" style="text-align: right; float: right;"><a href="mysqli.real-connect.html">mysqli::real_connect</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.query" class="refentry"> <div class="refnamediv"> <h1 class="refname">mysqli::query</h1> <h1 class="refname">mysqli_query</h1> <p class="verinfo">(PHP 5)</p><p class="refpurpose"><span class="refname">mysqli::query</span> -- <span class="refname">mysqli_query</span> — <span class="dc-title">Performs a query on the database</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <p class="para">Object oriented style (method):</p> <div class="methodsynopsis dc-description"> <span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <span class="methodname"><b><b>mysqli::query</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$query</tt></span> [, <span class="methodparam"><span class="type">int</span> <tt class="parameter">$resultmode</tt></span> ] )</div> <p class="para rdfs-comment">Procedural style:</p> <div class="methodsynopsis dc-description"> <span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <span class="methodname"><b><b>mysqli_query</b></b></span> ( <span class="methodparam"><span class="type"><a href="class.mysqli.html" class="type mysqli">mysqli</a></span> <tt class="parameter">$link</tt></span> , <span class="methodparam"><span class="type">string</span> <tt class="parameter">$query</tt></span> [, <span class="methodparam"><span class="type">int</span> <tt class="parameter">$resultmode</tt></span> ] )</div> <p class="para rdfs-comment"> Performs a <i><tt class="parameter">query</tt></i> against the database. </p> <p class="para"> Functionally, using this function is identical to calling <a href="mysqli.real-query.html" class="function">mysqli_real_query()</a> followed either by <a href="mysqli.use-result.html" class="function">mysqli_use_result()</a> or <a href="mysqli.store-result.html" class="function">mysqli_store_result()</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> <dt> <span class="term"><i><tt class="parameter">query</tt></i></span> <dd> <p class="para"> The query string. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">resultmode</tt></i></span> <dd>⌨️ 快捷键说明
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