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<?php $parser = xml_parser_create(); xml_set_default_handler($parser, "this is not a valid callback"); function only_accepts_callables(callable $value) { } only_accepts_callables("this is not a valid callback");
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: only_accepts_callables(): Argument #1 ($value) must be of type callable, string given, called in /in/0kBnZ on line 7 and defined in /in/0kBnZ:6 Stack trace: #0 /in/0kBnZ(7): only_accepts_callables('this is not a v...') #1 {main} thrown in /in/0kBnZ on line 6
Process exited with code 255.

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