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run code in 300+ PHP versions simultaneously
<?php interface Shiter { public function foo(Shiter $shit); } class Bbk implements Shiter { public function foo(Shiter $shit): Shiter } $bbk = new Bbk(); $result = $bbk->foo(new Bbk()); var_dump($result);
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.30, 5.6.7 - 5.6.14
Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/K0ckX on line 9
Process exited with code 255.

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