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<?php class Foo { static function bar() { echo 'baz'; } } class Ex { public $a; public function __construct() { $this->a = new Foo; } public function doIt() { ${$this->a}::bar(); } } $a = new Ex(); $a->doIt();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Object of class Foo could not be converted to string in /in/PBYcU:18 Stack trace: #0 /in/PBYcU(23): Ex->doIt() #1 {main} thrown in /in/PBYcU on line 18
Process exited with code 255.

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