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run code in 200+ php & hhvm versions
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<?php $subject = "abcdef"; $pattern = '/^def/'; preg_match($pattern, $subject, $matches, PREG_OFFSET_CAPTURE, 3); var_dump($matches);
Output for 4.3.3 - 7.2.0
array(0) { }
Output for 4.3.0 - 4.3.2
Warning: Wrong parameter count for preg_match() in /in/p4Mlp on line 4 NULL