protected function filter_by_key( $values ) {

		if ( count( $this->filters_by_key ) < 1 ) {

			return $values;
		}

		foreach ( $values as $key => $value ) {
			if ( ! is_scalar( $value ) || ! isset( $this->filters_by_key[ $key ] ) ) {
				continue;
			}
			/** @var FilterInterface[] */
			$filters = $this->filters_by_key[ $key ];
			foreach ( $filters as $filter ) {
				$values[ $key ] = $filter->filter( $value );
			}
		}

		return $values;
	}
protected function filter_by_key( $values ) {

		if ( count( $this->filters_by_key ) < 1 ) {

			return $values;
		}

		foreach ( $values as $key => $value ) {
			if ( ! is_scalar( $value ) || ! isset( $this->filters_by_key[ $key ] ) ) {
				continue;
			}
			/** @var FilterInterface[] */
			$filters = $this->filters_by_key[ $key ];
			foreach ( $filters as $filter ) {
				$values[ $key ] = $filter->filter( $value );
			}
		}

		return $values;
	}
protected function filter_by_key ( $ values ) { if ( count ( $ this -> filters_by_key ) < 1 ) { return $ values ; } foreach ( $ values as $ key => $ value ) { if ( ! is_scalar ( $ value ) || ! isset ( $ this -> filters_by_key [ $ key ] ) ) { continue ; } /** @var FilterInterface[] */ $ filters = $ this -> filters_by_key [ $ key ] ; foreach ( $ filters as $ filter ) { $ values [ $ key ] = $ filter -> filter ( $ value ) ; } } return $ values ; }
Filters all values by array-key.

@param   mixed $values

@return  mixed $value
Filters all values by array - key .