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run code in 300+ PHP versions simultaneously
<?php $a = '<img alt="tXmd8xs42E0ajh_DR1nKBAfg9zsbtN0f2YXioK6zgKxsxdgJWUiAYK9R6EOOVa5AoTwnVgCqMiQVLgPkNmZ2yKaZd1kWcDfAxVvJwY_YVPXrnwsrnAnooN1qJ_GFHJSJgOaM9up4" src="https://lh3.googleusercontent.com/tXmd8xs42E0ajh_DR1nKBAfg9zsbtN0f2YXioK6zgKxsxdgJWUiAYK9R6EOOVa5AoTwnVgCqMiQVLgPkNmZ2yKaZd1kWcDfAxVvJwY_YVPXrnwsrnAnooN1qJ_GFHJSJgOaM9up4" style="border:none;width:176px;height:153px;" />'; preg_match('/alt=\\"[^\\"]*\\"/', $a, $src); var_dump($src);
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { [0]=> string(142) "alt="tXmd8xs42E0ajh_DR1nKBAfg9zsbtN0f2YXioK6zgKxsxdgJWUiAYK9R6EOOVa5AoTwnVgCqMiQVLgPkNmZ2yKaZd1kWcDfAxVvJwY_YVPXrnwsrnAnooN1qJ_GFHJSJgOaM9up4"" }

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