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run code in 300+ PHP versions simultaneously
<?php class A {} class B extends A { static function foo() { echo static::class, ' in ', self::class, PHP_EOL; } } $obj = new B; $obj->foo(); $closure = (new ReflectionMethod('B', 'foo'))->getClosure($obj)->bindTo($obj, A::class); $closure();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
B in B Warning: Cannot bind an instance to a static closure in /in/GB3Ph on line 13 Fatal error: Uncaught Error: Value of type null is not callable in /in/GB3Ph:14 Stack trace: #0 {main} thrown in /in/GB3Ph on line 14
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
B in B Warning: Cannot bind an instance to a static closure in /in/GB3Ph on line 13 Fatal error: Uncaught Error: Function name must be a string in /in/GB3Ph:14 Stack trace: #0 {main} thrown in /in/GB3Ph on line 14
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
B in B Warning: Cannot bind an instance to a static closure in /in/GB3Ph on line 13 A in B
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected 'class' (T_CLASS), expecting identifier (T_STRING) or variable (T_VARIABLE) or '{' or '$' in /in/GB3Ph on line 7
Process exited with code 255.
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