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<?php $a = array('a','b','c','d','e'); function arrayFlip($a) { $b = array_flip($a); var_dump(isset($a['a'])); } function inArray($a) { var_dump(in_array(1,$a)); } in_array($a);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: in_array() expects at least 2 arguments, 1 given in /in/4eEd5:13 Stack trace: #0 /in/4eEd5(13): in_array(Array) #1 {main} thrown in /in/4eEd5 on line 13
Process exited with code 255.

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