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run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = array(); echo preg_match( "/world/", "Hello, world!", $a, PREG_OFFSET_CAPTURE ); var_dump($a);
based on 0OKWC
Output for 4.3.0 - 7.2.0
1array(1) { [0]=> array(2) { [0]=> string(5) "world" [1]=> int(7) } }