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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>Executes an SQL query</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="sqlite3.prepare.html">SQLite3::prepare</a></div> <div class="next" style="text-align: right; float: right;"><a href="sqlite3.querysingle.html">SQLite3::querySingle</a></div> <div class="up"><a href="class.sqlite3.html">SQLite3</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="sqlite3.query" class="refentry"> <div class="refnamediv"> <h1 class="refname">SQLite3::query</h1> <p class="verinfo">(No version information available, might be only in CVS)</p><p class="refpurpose"><span class="refname">SQLite3::query</span> — <span class="dc-title">Executes an SQL query</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type"><span class="type SQLite3_result">SQLite3_result</span></span> <span class="methodname"><b><b>SQLite3::query</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$query</tt></span> )</div> <p class="para rdfs-comment"> Executes an SQL query, returning an SQLite3_result object if the query returns results. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">query</tt></i></span> <dd> <p class="para"> The SQL query to execute. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns an SQLite3_result object if the query returns results. Otherwise, returns <b><tt>TRUE</tt></b> if the query succeeded, <b><tt>FALSE</tt></b> on failure. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>SQLite3::query()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br />$db </span><span style="color: #007700">= new </span><span style="color: #0000BB">SQLite3</span><span style="color: #007700">(</span><span style="color: #DD0000">'mysqlitedb.db'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$results </span><span style="color: #007700">= </span><span style="color: #0000BB">$db</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">'SELECT bar FROM foo'</span><span style="color: #007700">);<br />while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">$results</span><span style="color: #007700">-></span><span style="color: #0000BB">fetchArray</span><span style="color: #007700">()) {<br /> </span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$row</span><span style="color: #007700">);<br />}<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="sqlite3.prepare.html">SQLite3::prepare</a></div> <div class="next" style="text-align: right; float: right;"><a href="sqlite3.querysingle.html">SQLite3::querySingle</a></div> <div class="up"><a href="class.sqlite3.html">SQLite3</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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