CODE EXAMPLE FOR PHP

remove blank data in multidimention array in laravel

private function arrayFilterRecursive(array $array): array 
{
    foreach ($array as $key => &$value) {
        if (empty($value)) {
            unset($array[$key]);
        } else if (is_array($value)) {
            $value = self::arrayFilterRecursive($value);
        }
    }

    return $array;
}