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	<title>Knightby&#039;s blog &#187; Regexp</title>
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	<description>成功，就是每天进步一点点……</description>
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		<title>正则表达式口诀及教程(推荐)</title>
		<link>http://www.knightby.net/regular-expressions-formula-and-tutorial-recommended.html</link>
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		<pubDate>Sat, 18 Apr 2009 02:22:36 +0000</pubDate>
		<dc:creator>Knightby</dc:creator>
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		<description><![CDATA[转载自：http://bbs.php.cn/thread-20557-1-15.html

正则其实也势利，削尖头来把钱揣； （指开始符号^和结尾符号$）

特殊符号认不了，弄个倒杠来引路； （指\. \*等特殊符号）

<span class="readmore"><a href="http://www.knightby.net/regular-expressions-formula-and-tutorial-recommended.html" title="正则表达式口诀及教程(推荐)">阅读全文——共993字</a></span><h3>Related Posts</h3><ul><li><a href="http://www.knightby.net/regular-expressions-in-common-use.html" title="常用正则表达式 2009.04.5">常用正则表达式</a>(0)</li>
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		<title>常用正则表达式</title>
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		<pubDate>Sun, 05 Apr 2009 10:01:15 +0000</pubDate>
		<dc:creator>Knightby</dc:creator>
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		<description><![CDATA[1。^\d+$ //匹配非负整数（正整数 + 0） 

2。^[0-9]*[1-9][0-9]*$ //匹配正整数 

3。^((-\d+) ?(0+))$ //匹配非正整数（负整数 + 0） 

<span class="readmore"><a href="http://www.knightby.net/regular-expressions-in-common-use.html" title="常用正则表达式">阅读全文——共8003字</a></span><h3>Related Posts</h3><ul><li><a href="http://www.knightby.net/regular-expressions-formula-and-tutorial-recommended.html" title="正则表达式口诀及教程(推荐) 2009.04.18">正则表达式口诀及教程(推荐)</a>(0)</li>
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