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<?php function bar(callable $fn) { echo "It passed a callable check\n"; @$fn(); } class foo { protected $a; function bar() { $this->a; echo "oh dear lord, this is an instance function"; } } $foo = new foo; @bar(['foo', 'bar']);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: bar(): Argument #1 ($fn) must be of type callable, array given, called in /in/grQlI on line 22 and defined in /in/grQlI:3 Stack trace: #0 /in/grQlI(22): bar(Array) #1 {main} thrown in /in/grQlI on line 3
Process exited with code 255.

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