JBZoo\Utils\Vars::isOdd PHP Method

    public static function isOdd($number)
    {
        return !self::isEven($number);
    }

 public function testIsOdd()
 {
     isFalse(Vars::isOdd(2));
     isFalse(Vars::isOdd(88));
     isFalse(Vars::isOdd(62.3));
     isTrue(Vars::isOdd(9));
     isTrue(Vars::isOdd(17));
     isTrue(Vars::isOdd(47.9));
 }