Airship\Engine\Security\Filter\InputFilterContainer::getUnfilteredValue PHP Method

    public function getUnfilteredValue(string $key, array $multiDimensional = [])
    {
        $pieces = \Airship\chunk($key, '.');
        $value = $multiDimensional;
        foreach ($pieces as $piece) {
            if (!isset($value[$piece])) {
                return null;
            }
            $value = $value[$piece];
        }
        return $value;
    }