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run code in 200+ php & hhvm versions
Bugs & Features
<?php $var = new StdClass(); $var->foo = 'bar'; $GLOBALS['this'] = $var; var_dump($this); $var->foo = 'baz'; $foo = 'this'; $$foo = $var; var_dump($this); foo($this); function foo($this){ $GLOBALS['this']->foo = 'baw'; var_dump($$GLOBALS['foo'],$GLOBALS['this']); $$GLOBALS['foo'] = $GLOBALS['this']; var_dump($this); }
based on aqj84
Output for 7.1.0 - 7.2.6
Fatal error: Cannot use $this as parameter in /in/6d6ao on line 19
Process exited with code 255.
Output for 7.0.0 - 7.0.20
object(stdClass)#1 (1) { ["foo"]=> string(3) "bar" } object(stdClass)#1 (1) { ["foo"]=> string(3) "baz" } Notice: Array to string conversion in /in/6d6ao on line 21 Notice: Undefined variable: Array in /in/6d6ao on line 21 NULL object(stdClass)#1 (1) { ["foo"]=> string(3) "baw" } Notice: Array to string conversion in /in/6d6ao on line 22 object(stdClass)#1 (1) { ["foo"]=> string(3) "baw" }
Output for 5.3.18 - 5.6.28
object(stdClass)#1 (1) { ["foo"]=> string(3) "bar" } object(stdClass)#1 (1) { ["foo"]=> string(3) "baz" } object(stdClass)#1 (1) { ["foo"]=> string(3) "baw" } object(stdClass)#1 (1) { ["foo"]=> string(3) "baw" } object(stdClass)#1 (1) { ["foo"]=> string(3) "baw" }