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Bugs & Features
<?php error_reporting(E_ALL); $var = new StdClass(); $var->foo = 'bar'; $GLOBALS['this'] = $var; var_dump('Global this',$this); $var->foo = 'baz'; $foo = 'this'; $$foo = $var; var_dump('variable variables',$this); foo($this); function foo($this){ var_dump('var_dump this',$this); $GLOBALS['this']->foo = 'baw'; $$GLOBALS['foo'] = $GLOBALS['this']; var_dump('last var_dump this',$this); }
based on jWTYF
Output for 7.1.0
Fatal error: Cannot use $this as parameter in /in/UTjZD on line 20
Process exited with code 255.
Output for 7.0.0 - 7.0.14
string(11) "Global this" object(stdClass)#1 (1) { ["foo"]=> string(3) "bar" } string(18) "variable variables" object(stdClass)#1 (1) { ["foo"]=> string(3) "baz" } string(13) "var_dump this" object(stdClass)#1 (1) { ["foo"]=> string(3) "baz" } Notice: Array to string conversion in /in/UTjZD on line 23 string(18) "last var_dump this" object(stdClass)#1 (1) { ["foo"]=> string(3) "baw" }
Output for 5.0.0 - 5.6.28
string(11) "Global this" object(stdClass)#1 (1) { ["foo"]=> string(3) "bar" } string(18) "variable variables" object(stdClass)#1 (1) { ["foo"]=> string(3) "baz" } string(13) "var_dump this" object(stdClass)#1 (1) { ["foo"]=> string(3) "baz" } string(18) "last var_dump this" object(stdClass)#1 (1) { ["foo"]=> string(3) "baw" }
Output for 4.3.0 - 4.4.9
string(11) "Global this" object(stdClass)(1) { ["foo"]=> string(3) "bar" } string(18) "variable variables" object(stdClass)(1) { ["foo"]=> string(3) "baz" } string(13) "var_dump this" object(stdClass)(1) { ["foo"]=> string(3) "baz" } string(18) "last var_dump this" object(stdClass)(1) { ["foo"]=> string(3) "baw" }