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run code in 150+ php & hhvm versions
Bugs & Features
<?php preg_match("/(/", null);
Output for 4.3.11 - 7.1.0
Warning: preg_match(): Compilation failed: missing ) at offset 1 in /in/2AOeg on line 2
Output for 4.3.0 - 4.3.10
Warning: Compilation failed: missing ) at offset 1 in /in/2AOeg on line 2