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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>Regular Expressions (Perl-Compatible)</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="function.bbcode-set-flags.html">bbcode_set_flags</a></div> <div class="next" style="text-align: right; float: right;"><a href="intro.pcre.html">Introduction</a></div> <div class="up"><a href="refs.basic.text.html">Text Processing</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div> <h1 class="title">Regular Expressions (Perl-Compatible)</h1> <ul class="chunklist chunklist_book"><li><a href="intro.pcre.html">Introduction</a></li><li><a href="pcre.setup.html">Installing/Configuring</a><ul class="chunklist chunklist_book chunklist_children"><li><a href="pcre.installation.html">Installation</a></li><li><a href="pcre.configuration.html">Runtime Configuration</a></li><li><a href="pcre.resources.html">Resource Types</a></li></ul></li><li><a href="pcre.constants.html">Predefined Constants</a></li><li><a href="pcre.examples.html">Examples</a></li><li><a href="pcre.pattern.html">PCRE Patterns</a><ul class="chunklist chunklist_book chunklist_children"><li><a href="reference.pcre.pattern.modifiers.html">Describes possible modifiers in regex patterns</a> 鈥⌨️ 快捷键说明
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