$regex ='#^http://([\w.]+)/([\w]+)/([\w]+)\.html$#i'; $str ='http://www.youku.com/show_page/id_ABCDEFG.html'; $matches = array(); if(preg_match($regex, $str, $matches)){ var_dump($matches); } echo"\n"; ¤ 修饰符:用于改变正则表达式的行为。 我们看到的('/^htt...
preg_replace POSIX Regex PCRE 函数 在线手册:中文 英文PHP手册preg_split (PHP 4, PHP 5) preg_split— 通过一个正则表达式分隔字符串 说明 array preg_split ( string $pattern , string $subject [, int $limit = -1 [, int $flags = 0 ]] ) 通过一个正则表达式分隔给定字符串. 参数 pattern ...
However, lookaheads can also be used in the middle (or at the beginning) of a regex. In that case there is the possibility that what comes after the lookahead contradicts the pattern inside the lookahead. Since the lookahead does not consume input, this makes the lookahead impossible to matc...
可以使用一些PCRE修饰符, 包括'e'(PREG_REPLACE_EVAL), 可以为这个函数指定. replacement 用于替换的字符串或字符串数组. 如果这个参数是一个字符串, 并且pattern 是一个数组, 那么所有的模式都使用这个字符串进行替换. 如果pattern和replacement 都是数组, 每个pattern使用replacement中对应的 元素进行替换. 如果re...
(select 字段1,字段2,count(*) from 表名 group by 字段1,字段2 having count(*) > 1) &n...
Dim regex: Set regex = New RegExpregex.MultiLine = Falseregex.Pattern = "(.*?) "newString = regex.Replace(text, "") 或者,如果要跨多行匹配: Dim regex: Set regex = New RegExpregex.MultiLine = Falseregex.Pattern = "([\s\S]*?) "newString = regex.Replace(text, "") 第一个正则...
(\d+) # Now grab the actual digits (the lookahead doesn't grab them) )? # The Extension is Optional $/x"; // /x modifier allows the expanded and commented regex $aNumbers = array( '123-456-7890x123', '123.456.7890x123', '123 456 7890 x123', '(123) 456-7890 x123', '123...
** @uses get()* @return string|null*/ protected function peek() {$this->lookAhead = $this->get();return $this->lookAhead; }}// -- Exceptions ---class JSMinException extends Exception {}?> 完整实例代码点击此处本站下载。 更多关于PHP相关内容感兴趣的读者可查看本站专题:《php文件操作...
问用php/regex验证美国电话号码EN^(?:(?:(?:1[.\/\s-]?)(?!\())?(?:\((?=\d{3}\))...
Regular expression syntax reference