Function union

MathBox/mathbox-bundle.js:40068–40070

* Creates an array of unique values, in order, of the provided arrays using * strict equality for comparisons, i.e. `===`. * * @static * @memberOf _ * @category Arrays * @param {...Array} [array] The arrays to inspect. * @returns {Array} Returns an array of combine

()

     * // => [1, 2, 3, 5, 4]
     */
    function union() {
      return baseUniq(baseFlatten(arguments, true, true));
    }

    /**
     * Creates a duplicate-value-free version of an array using strict equality