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<?php class FilterQuery { protected $filters = []; public function __construct(string $filter) { $this->parseFilters($filter); } private function parseFilters(string $filter) { $filters = explode(';', $filter); foreach ($filters as $splitFilter) { $this->parseFilter($splitFilter); } } private function parseFilter(string $filter) { $splitFilter = explode(':', $filter); if (count($splitFilter) < 2) { return; } $this->filters[$splitFilter[0]] = $this->parseFilterValues($splitFilter[1]); } private function parseFilterValues(string $values) : array { return explode(',', $values); } public function getFilter($filterName) : array { if (!array_key_exists($filterName, $this->filters)) { return []; } return $this->filters[$filterName]; } } $filter = new FilterQuery('loginType:1,2;ipAddress:192.168.254.249'); print_r($filter->getFilter('loginType')); print_r($filter->getFilter('ipAddress')); print_r($filter->getFilter('username'));