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<?php class A { protected $a; public function foo() { strtolower( function () { set_error_handler(function() {}); $class = get_called_class(); restore_error_handler(); return $class; }); $f = function() { }; $f(); } } $a = new A; $a->foo();
Output for 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught TypeError: strtolower(): Argument #1 ($string) must be of type string, Closure given in /in/KCfKL:5 Stack trace: #0 /in/KCfKL(5): strtolower(Object(Closure)) #1 /in/KCfKL(22): A->foo() #2 {main} thrown in /in/KCfKL on line 5
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27
Fatal error: Uncaught TypeError: strtolower(): Argument #1 ($string) must be of type string, Closure given in /in/KCfKL:12 Stack trace: #0 /in/KCfKL(12): strtolower(Object(Closure)) #1 /in/KCfKL(22): A->foo() #2 {main} thrown in /in/KCfKL on line 12
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
Warning: strtolower() expects parameter 1 to be string, object given in /in/KCfKL on line 12
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/KCfKL on line 6
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/KCfKL on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/KCfKL on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/KCfKL on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/KCfKL on line 3
Process exited with code 255.

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