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<?php spl_autoload_register('parse_str'); function test() { $FooBar = 1; echo class_exists('FooBar'); var_dump($FooBar); } test();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: parse_str() expects exactly 2 arguments, 1 given in /in/9L3OR:6 Stack trace: #0 [internal function]: parse_str('FooBar') #1 /in/9L3OR(6): class_exists('FooBar') #2 /in/9L3OR(9): test() #3 {main} thrown in /in/9L3OR on line 6
Process exited with code 255.

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