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<?php var_dump(substr((int)preg_replace("/[^0-9]/", "", "991007359 - 5852713")),0,9);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: substr() expects at least 2 arguments, 1 given in /in/aY2f2:2 Stack trace: #0 /in/aY2f2(2): substr(9910073595852713) #1 {main} thrown in /in/aY2f2 on line 2
Process exited with code 255.

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