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PHP利用正则表达式替换标签_PHP教程

WBOY
WBOYOriginal
2016-07-12 09:04:57698browse

PHP利用正则表达式替换标签

$str = '你好吗,还可以吧一般般了[link url="http://www.chinanews.com/sh/2015/11-13/7621991.shtml"]义昌大桥爆炸垮塌致14死案宣判 被告人张根林死缓[/link]一点都不好怎么办啊areyouok[][link url="http://www。baidu。com"]这个正则表达式确定好使嘛[/link]are幽邃';
 
$string = '你好这是一个连接preg_match_all你好吗这还是几日人了'; 
 
 
preg_match_all('/(.*?)/i',$string,$arr);
preg_match_all('/\[link url=\"(.*?)\".*?\](.*?)\[\/link\]/i',$str,$arr);
var_dump($arr);
 
if($arr){
    foreach($arr[0] as $ke=>$va){
        $str=str_replace($va,''.$arr[2][$ke].'',$str);
    }
}
echo $str;

www.bkjia.comtruehttp://www.bkjia.com/PHPjc/1071280.htmlTechArticlePHP利用正则表达式替换标签 $str = 你好吗,还可以吧一般般了[link url=http://www.chinanews.com/sh/2015/11-13/7621991.shtml]义昌大桥爆炸垮塌致14死案宣判...
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