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<?php class streamWrapper { public function stream_lock($operation ) { var_dump($operation); } } stream_wrapper_register('test', 'streamWrapper'); $fp = fopen('test://waa'); flock($fp, LOCK_EX);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: fopen() expects at least 2 arguments, 1 given in /in/LIhtk:13 Stack trace: #0 /in/LIhtk(13): fopen('test://waa') #1 {main} thrown in /in/LIhtk on line 13
Process exited with code 255.

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