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<?php $a = 'ab.sd.a'; var_dump(preg_replace('/[\.\,]/g', $a));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: preg_replace() expects at least 3 arguments, 2 given in /in/5WEO1:4 Stack trace: #0 /in/5WEO1(4): preg_replace('/[\\.\\,]/g', 'ab.sd.a') #1 {main} thrown in /in/5WEO1 on line 4
Process exited with code 255.

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