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<?php class X { static function foo() { $t = "this"; $$t = 5; $this = 5; extract(array("this" => "foo")); var_dump($this); } } (new X)->foo(); X::foo();
based on HQ1Eq
Output for 5.0.0 - 5.4.32
Fatal error: Cannot re-assign $this in /in/LEYod on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/LEYod on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/LEYod on line 4
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/LEYod on line 4
Process exited with code 255.