mirror of
https://github.com/php/doc-zh.git
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151 lines
4.7 KiB
XML
151 lines
4.7 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 2f3c1237bc46a7e40dae35e9f3aec2c1b2fa23b8 Maintainer: mowangjuanzi Status: ready -->
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<!-- CREDITS: Luffy -->
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<reference xml:id="class.errorexception" role="exception" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xi="http://www.w3.org/2001/XInclude">
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<title>ErrorException</title>
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<titleabbrev>ErrorException</titleabbrev>
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<partintro>
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<!-- {{{ ErrorException intro -->
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<section xml:id="errorexception.intro">
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&reftitle.intro;
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<para>
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错误异常。
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</para>
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</section>
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<!-- }}} -->
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<section xml:id="errorexception.synopsis">
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&reftitle.classsynopsis;
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<!-- {{{ Synopsis -->
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<classsynopsis class="class">
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<ooexception>
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<exceptionname>ErrorException</exceptionname>
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</ooexception>
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<ooclass>
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<modifier>extends</modifier>
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<classname>Exception</classname>
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</ooclass>
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<classsynopsisinfo role="comment">&Properties;</classsynopsisinfo>
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<fieldsynopsis>
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<modifier>protected</modifier>
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<type>int</type>
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<varname linkend="errorexception.props.severity">severity</varname>
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<initializer>E_ERROR</initializer>
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</fieldsynopsis>
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<classsynopsisinfo role="comment">&InheritedProperties;</classsynopsisinfo>
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<xi:include xpointer="xmlns(db=http://docbook.org/ns/docbook) xpointer(id('class.exception')/db:partintro/db:section/db:classsynopsis/db:fieldsynopsis[preceding-sibling::db:classsynopsisinfo[1][@role='comment' and text()='&Properties;']]))">
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<xi:fallback/>
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</xi:include>
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<classsynopsisinfo role="comment">&Methods;</classsynopsisinfo>
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<xi:include xpointer="xmlns(db=http://docbook.org/ns/docbook) xpointer(id('class.errorexception')/db:refentry/db:refsect1[@role='description']/descendant::db:constructorsynopsis[@role='ErrorException'])">
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<xi:fallback/>
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</xi:include>
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<xi:include xpointer="xmlns(db=http://docbook.org/ns/docbook) xpointer(id('class.errorexception')/db:refentry/db:refsect1[@role='description']/descendant::db:methodsynopsis[@role='ErrorException'])">
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<xi:fallback/>
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</xi:include>
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<classsynopsisinfo role="comment">&InheritedMethods;</classsynopsisinfo>
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<xi:include xpointer="xmlns(db=http://docbook.org/ns/docbook) xpointer(id('class.exception')/db:refentry/db:refsect1[@role='description']/descendant::db:methodsynopsis[@role='Exception'])">
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<xi:fallback/>
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</xi:include>
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</classsynopsis>
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<!-- }}} -->
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</section>
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<!-- {{{ ErrorException properties -->
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<section xml:id="errorexception.props">
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&reftitle.properties;
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<variablelist>
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<varlistentry xml:id="errorexception.props.severity">
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<term><varname>severity</varname></term>
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<listitem>
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<para>异常级别</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</section>
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<!-- }}} -->
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<!-- {{{ Example -->
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<section xml:id="errorexception.examples">
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&reftitle.examples;
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<para>
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<example xml:id="errorexception.example.error-handler"><!-- {{{ -->
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<title>使用 <function>set_error_handler</function> 函数将错误信息托管至 ErrorException</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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set_error_handler(function (int $errno, string $errstr, string $errfile, int $errline) {
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if (!(error_reporting() & $errno)) {
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// 这个错误代码未包含在 error_reporting 中。
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return;
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}
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if ($errno === E_DEPRECATED || $errno === E_USER_DEPRECATED) {
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// 因为新的或意外的弃用会破坏应用程序，
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// 不要因弃用 warning 而抛出 Exception。
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return;
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}
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throw new \ErrorException($errstr, 0, $errno, $errfile, $errline);
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});
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// 反序列化已损坏的数据会触发 warning，
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// 错误处理程序会将其转换为 ErrorException。
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unserialize('broken data');
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?>
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]]>
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</programlisting>
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&example.outputs.similar;
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<screen>
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<![CDATA[
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Fatal error: Uncaught ErrorException: unserialize(): Error at offset 0 of 11 bytes in test.php:16
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Stack trace:
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#0 [internal function]: {closure}(2, 'unserialize(): ...', 'test.php', 16)
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#1 test.php(16): unserialize('broken data')
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#2 {main}
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thrown in test.php on line 16
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]]>
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</screen>
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</example><!-- }}} -->
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</para>
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</section>
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</partintro>
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&language.predefined.errorexception.construct;
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&language.predefined.errorexception.getseverity;
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</reference>
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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:"~/.phpdoc/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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