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<?php class A { function foo() { $f = function() { $name = 'this'; var_dump($$name); }; $f(); } } $a = new A; $a->foo();
Output for 7.1.0
object(A)#1 (0) { }
Output for 5.3.0 - 7.0.14
Notice: Undefined variable: this in /in/ucQ3u on line 6 NULL
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/ucQ3u on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/ucQ3u on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/ucQ3u on line 4
Process exited with code 255.