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<?php class Foo { public function bar(float $arg) { return $arg; } } $foo = new Foo(); try { var_dump($foo->bar('foo')); } catch (Error $e) { echo '!!!' . $e->getMessage() . '!!!'; }
Output for git.master, git.master_jit, rfc.property-hooks
!!!Foo::bar(): Argument #1 ($arg) must be of type float, string given, called in /in/MXQle on line 13!!!

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