pdo.commit.html
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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>Commits a transaction</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="pdo.begintransaction.html">PDO::beginTransaction</a></div> <div class="next" style="text-align: right; float: right;"><a href="pdo.construct.html">PDO::__construct</a></div> <div class="up"><a href="class.pdo.html">PDO</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="pdo.commit" class="refentry"> <div class="refnamediv"> <h1 class="refname">PDO::commit</h1> <p class="verinfo">(PHP 5 >= 5.1.0, PECL pdo:0.1-1.0.3)</p><p class="refpurpose"><span class="refname">PDO::commit</span> — <span class="dc-title"> Commits a transaction </span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><b><b>PDO::commit</b></b></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment"> Commits a transaction, returning the database connection to autocommit mode until the next call to <a href="pdo.begintransaction.html" class="function">PDO::beginTransaction()</a> starts a new transaction. </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <b><tt>TRUE</tt></b> on success or <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 Commit a transaction</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">/* Begin a transaction, turning off autocommit */<br /></span><span style="color: #0000BB">$dbh</span><span style="color: #007700">-></span><span style="color: #0000BB">beginTransaction</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">/* Change the database schema */<br /></span><span style="color: #0000BB">$sth </span><span style="color: #007700">= </span><span style="color: #0000BB">$dbh</span><span style="color: #007700">-></span><span style="color: #0000BB">exec</span><span style="color: #007700">(</span><span style="color: #DD0000">"DROP TABLE fruit"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* Commit the changes */<br /></span><span style="color: #0000BB">$dbh</span><span style="color: #007700">-></span><span style="color: #0000BB">commit</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">/* Database connection is now back in autocommit mode */<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="pdo.begintransaction.html" class="function" rel="rdfs-seeAlso">PDO::beginTransaction()</a></li> <li class="member"><a href="pdo.rollback.html" class="function" rel="rdfs-seeAlso">PDO::rollBack()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="pdo.begintransaction.html">PDO::beginTransaction</a></div> <div class="next" style="text-align: right; float: right;"><a href="pdo.construct.html">PDO::__construct</a></div> <div class="up"><a href="class.pdo.html">PDO</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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