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<?php class Foo { function test() { exit(0); } } $closure = function(Foo $foo) { $foo->test(); }; ob_start(); $closure->__invoke(); $content = ob_get_clean(); echo 'test';
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught ArgumentCountError: Too few arguments to function {closure}(), 0 passed and exactly 1 expected in /in/ClnY1:11 Stack trace: #0 /in/ClnY1(16): {closure}() #1 /in/ClnY1(16): Closure->__invoke() #2 {main} thrown in /in/ClnY1 on line 11
Process exited with code 255.
Output for 7.0.0 - 7.0.33
Fatal error: Uncaught TypeError: Argument 1 passed to {closure}() must be an instance of Foo, none given in /in/ClnY1:11 Stack trace: #0 /in/ClnY1(16): {closure}() #1 /in/ClnY1(16): Closure->__invoke() #2 {main} thrown in /in/ClnY1 on line 11
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Catchable fatal error: Argument 1 passed to {closure}() must be an instance of Foo, none given in /in/ClnY1 on line 11
Process exited with code 255.

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