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run code in 200+ php & hhvm versions
Bugs & Features
<?php $string = "<!-- static comment--> <a href='/dir1/dir2/DYNAMIC'> STRING1 STRING2 </a>"; $pattern ="# <a.*?>\s*\n(\w+)\s*\n(\w+)#s"; preg_match($pattern, $string, $match); var_dump($match[1]);
Output for 5.3.0 - 7.2.0
Notice: Undefined offset: 1 in /in/nm2Qm on line 10 NULL
Output for 4.3.0 - 5.2.17
Notice: Undefined offset: 1 in /in/nm2Qm on line 10 NULL