Ouzo\Utilities\Functions::isArray PHP Method

    public static function isArray()
    {
        return function ($object) {
            return is_array($object);
        };
    }

 /**
  * @test
  */
 public function shouldTestIfArgumentIsArray()
 {
     $this->assertFalse(Functions::call(Functions::isArray(), 'string'));
     $this->assertTrue(Functions::call(Functions::isArray(), array()));
 }