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run code in 200+ php & hhvm versions
Bugs & Features
<?php error_reporting(E_ALL); $var = new StdClass(); $var->foo = 'bar'; //$this = $var; // PHP Fatal error: Cannot re-assign $this var_dump($this); $GLOBALS['this'] = $var; var_dump($this); $var->foo = 'baz'; $foo = 'this'; $$foo = $var; var_dump($this); foo($this); function foo($this){ var_dump($this); $GLOBALS['this']->foo = 'baw'; $$GLOBALS['foo'] = $GLOBALS['this']; var_dump($this); }
Output for 7.1.0 - 7.2.0
Fatal error: Cannot use $this as parameter in /in/SE5TM on line 25
Process exited with code 255.
Output for 7.0.0 - 7.0.20
Notice: Undefined variable: this in /in/SE5TM on line 10 NULL object(stdClass)#1 (1) { ["foo"]=> string(3) "bar" } object(stdClass)#1 (1) { ["foo"]=> string(3) "baz" } object(stdClass)#1 (1) { ["foo"]=> string(3) "baz" } Notice: Array to string conversion in /in/SE5TM on line 28 object(stdClass)#1 (1) { ["foo"]=> string(3) "baw" }
Output for 5.3.18 - 5.6.28
Notice: Undefined variable: this in /in/SE5TM on line 10 NULL object(stdClass)#1 (1) { ["foo"]=> string(3) "bar" } object(stdClass)#1 (1) { ["foo"]=> string(3) "baz" } object(stdClass)#1 (1) { ["foo"]=> string(3) "baz" } object(stdClass)#1 (1) { ["foo"]=> string(3) "baw" }