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<?php class Foo implements \Countable { public function count() : int { return 5; } static public function doFoo() { $foo = new Foo(); assertType('int<0, max>', $foo->count()); } } var_dump(count(new Foo()));
Output for git.master, git.master_jit, rfc.property-hooks
int(5)

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95.91 ms | 405 KiB | 5 Q