3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo { static function bar() { echo 'baz'; } } class Ex { public $a; public function __construct() { $this->a = 'Foo'; } public function doIt() { ${$this->a}::bar(); } } $a = new Ex(); $a->doIt();
Output for 7.0.0 - 7.1.0
Notice: Undefined variable: Foo in /in/IeLYZ on line 18 Fatal error: Uncaught Error: Class name must be a valid object or a string in /in/IeLYZ:18 Stack trace: #0 /in/IeLYZ(23): Ex->doIt() #1 {main} thrown in /in/IeLYZ on line 18
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
Notice: Undefined variable: Foo in /in/IeLYZ on line 18 Fatal error: Cls: Expected string or object in /in/IeLYZ on line 18
Process exited with code 255.
Output for 5.3.0 - 5.6.28
Notice: Undefined variable: Foo in /in/IeLYZ on line 18 Fatal error: Class name must be a valid object or a string in /in/IeLYZ on line 18
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_PAAMAYIM_NEKUDOTAYIM in /in/IeLYZ on line 18
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_PAAMAYIM_NEKUDOTAYIM in /in/IeLYZ on line 18
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/IeLYZ on line 5
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/IeLYZ on line 5
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/IeLYZ on line 5
Process exited with code 255.