FOF30\Model\DataModel\Filter\AbstractFilter::isEmpty PHP Method

isEmpty() public method

Is it a null or otherwise empty value?
public isEmpty ( mixed $value ) : boolean
$value mixed The value to test for emptiness
return boolean
    public function isEmpty($value)
    {
        return ($value === $this->null_value || empty($value)) && !($this->filterZero && $value === "0");
    }