摘要:
说明正则表达式匹配结果$1普通表达式windows 98|2000|2003windows 98windows2000windows2003后向引用,获取匹配windows (98|2000|2003)windows 98windows 2000windows 200398,2000,2003非获取匹配windows (?:98|2000|2003)windows 98windows 2000windows 2003正向预查,非获取匹配windows (?=98|2000)windows98windows2000 windows 2003负向预查,非获取匹配windows (?!98|2000 阅读全文
posted @ 2012-06-15 18:30
醉卧听雨
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