mirror of
https://github.com/sigmasternchen/php-doc-en
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71ece1d8d3
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@183654 c90b9560-bf6c-de11-be94-00142212c4b1
80 lines
2 KiB
XML
80 lines
2 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.9 $ -->
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<!-- splitted from ./en/functions/errorfunc.xml, last change in rev 1.1 -->
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<refentry id="function.restore-error-handler">
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<refnamediv>
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<refname>restore_error_handler</refname>
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<refpurpose>
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Restores the previous error handler function
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</refpurpose>
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</refnamediv>
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<refsect1>
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&reftitle.description;
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<methodsynopsis>
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<type>bool</type><methodname>restore_error_handler</methodname>
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<void/>
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</methodsynopsis>
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<para>
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Used after changing the error handler function using
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<function>set_error_handler</function>, to revert to the previous error
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handler (which could be the built-in or a user defined function). This
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function always returns &true;.
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</para>
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<para>
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See also <function>error_reporting</function>,
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<function>set_error_handler</function>,
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<function>restore_exception_handler</function>,
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<function>trigger_error</function>.
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</para>
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<para>
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<example>
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<title>
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Decide if <function>unserialize</function> caused an error, then
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restore the original error handler.
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</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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function unserialize_handler($errno, $errstr)
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{
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echo "Invalid serialized value.\n";
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}
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$serialized = 'foo';
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set_error_handler('unserialize_handler');
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$original = unserialize($serialized);
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restore_error_handler();
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?>
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]]>
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</programlisting>
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&example.outputs;
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<screen>
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<![CDATA[
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Invalid serialized value.
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]]>
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</screen>
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</example>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"../../../../manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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