gravityview / GravityView

			parse_str( $pair, $params );

			$k = key( $params );

			if ( ! isset( $result[ $k ] ) ) {

				$result += $params;

			} elseif ( array_key_exists( $k, $params ) && is_array( $params[ $k ] ) ) {

				$result[ $k ] = self::array_merge_recursive_distinct( $result[ $k ], $params[ $k ] );

			}

		}

		return true;

	}

		$merged = $array1;

		foreach ( $array2 as $key => &$value )  {

			if ( is_array( $value ) && isset( $merged[ $key ] ) && is_array( $merged[ $key ] ) ) {

				$merged[ $key ] = self::array_merge_recursive_distinct( $merged[ $key ], $value );

			} else {

				$merged[ $key ] = $value;

			}

		}

		return $merged;