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<?php $arr=['name'=>'test']; echo strlen(''); var_dump(isset($arr['ge'])); var_dump($arr['ge']); var_dump(empty(null)); var_dump(null ==''); function get($a){echo $a;} get();
Output for git.master, git.master_jit, rfc.property-hooks
0bool(false) Warning: Undefined array key "ge" in /in/3tmFe on line 6 NULL bool(true) bool(true) Fatal error: Uncaught ArgumentCountError: Too few arguments to function get(), 0 passed in /in/3tmFe on line 9 and exactly 1 expected in /in/3tmFe:9 Stack trace: #0 /in/3tmFe(9): get() #1 {main} thrown in /in/3tmFe on line 9
Process exited with code 255.

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