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<?php $page=array(); $matches = array(1=>'ololo'); preg_match('#([A-Za-z0-9\-\_]*)#', $page, $matches); var_dump($matches);
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/qgg3U:4 Stack trace: #0 /in/qgg3U(4): preg_match('#([A-Za-z0-9\\-\\...', Array, Array) #1 {main} thrown in /in/qgg3U on line 4
Process exited with code 255.

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