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<?php pregmatch(" /^[\w][-.]+([A-B])[^a-z]{3}\.[0-9]{2,4}$/", "", $result); print_r($result); ?>
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function pregmatch() in /in/KJGuF:3 Stack trace: #0 {main} thrown in /in/KJGuF on line 3
Process exited with code 255.
Output for 5.3.18 - 5.6.28
Fatal error: Call to undefined function pregmatch() in /in/KJGuF on line 3
Process exited with code 255.