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run code in 200+ php & hhvm versions
Bugs & Features
<? class ListᐸTᐳ { private $items = []; public function add(T $item): { $this->items[] = $item; } } $list = new Listᐸstringᐳ(); $list->add('Foo');
Output for 7.0.0 - 7.1.7
Parse error: syntax error, unexpected '{' in /in/6CrRm on line 8
Process exited with code 255.
Output for hhvm-3.15.4
Fatal error: Uncaught Error: syntax error, unexpected '{' in /in/6CrRm:8 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.6.0 - 5.6.30
Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/6CrRm on line 7
Process exited with code 255.