lib/omise/OmiseSearch.php
public function filter(array $filters = array())
    {
        foreach ($filters as $k => $v) {
            if (is_bool($v)) {
                $filters[$k] = $v ? 'true' : 'false';
            }
        }
        return $this->mergeAttributes('filters', $filters);
    }
public function filter(array $filters = array())
    {
        foreach ($filters as $k => $v) {
            if (is_bool($v)) {
                $filters[$k] = $v ? 'true' : 'false';
            }
        }
        return $this->mergeAttributes('filters', $filters);
    }
public function filter ( array $ filters = array ( ) ) { foreach ( $ filters as $ k => $ v ) { if ( is_bool ( $ v ) ) { $ filters [ $ k ] = $ v ? 'true' : 'false' ; } } return $ this -> mergeAttributes ( 'filters' , $ filters ) ; }
Update `filters` parameter.

@param  string $filters  Searching text with specific key within the scope.

@return OmiseSearch  This instance.
Update filters parameter .