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run code in 200+ php & hhvm versions
Bugs & Features
<?php $commit = "CL: hejsa smukke"; preg_match('/([CL: ([:alpha:]]+))$/iu', $commit, $matches); var_dump($matches);
Output for 5.2.0 - 7.2.0
Warning: preg_match(): Compilation failed: unmatched parentheses at offset 19 in /in/co9qE on line 3 NULL
Output for 4.3.11 - 5.1.6
Warning: preg_match(): Compilation failed: unmatched parentheses at offset 19 in /in/co9qE on line 3 array(0) { }
Output for 4.3.0 - 4.3.10
Warning: Compilation failed: unmatched parentheses at offset 19 in /in/co9qE on line 3 array(0) { }