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<?php $a = 'TEST'; preg_match('/./', array(), $a); var_dump($a); ;;
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: preg_match(): Argument #2 ($subject) must be of type string, array given in /in/0PbkV:4 Stack trace: #0 /in/0PbkV(4): preg_match('/./', Array, 'TEST') #1 {main} thrown in /in/0PbkV on line 4
Process exited with code 255.

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