lodash/array/difference.js

define(['../internal/baseDifference', '../internal/baseFlatten', '../lang/isArguments', '../lang/isArray', '../function/restParam'], function(baseDifference, baseFlatten, isArguments, isArray, restParam) {

  /**
   * Creates an array excluding all values of the provided arrays using
   * `SameValueZero` for equality comparisons.
   *
   * **Note:** [`SameValueZero`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-samevaluezero)
   * comparisons are like strict equality comparisons, e.g. `===`, except that
   * `NaN` matches `NaN`.
   *
   * @static
   * @memberOf _
   * @category Array
   * @param {Array} array The array to inspect.
   * @param {...Array} [values] The arrays of values to exclude.
   * @returns {Array} Returns the new array of filtered values.
   * @example
   *
   * _.difference([1, 2, 3], [4, 2]);
   * // => [1, 3]
   */
  var difference = restParam(function(array, values) {
    return (isArray(array) || isArguments(array))
      ? baseDifference(array, baseFlatten(values, false, true))
      : [];
  });

  return difference;
});