3v4l.org

run code in 300+ PHP versions simultaneously
<?php $imgStr = '<img src="http://ww2.sinaimg.cn/bmiddle/a3d444e3jw1ez79amvdi1j20l50s8gpl.jpg"/>'; $imgStr = preg_replace_callback('#<img([^>]+?)src=[\'"]?([^\'"\s>]+)[\'"]?([^>]*)>#',function($match) {var_dump($match);},$imgStr);

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49.76 ms | 402 KiB | 5 Q