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define(['./_arrayPush', './_baseFlatten', './_copyArray', './isArray'], function(arrayPush, baseFlatten, copyArray, isArray) {
  /**   * Creates a new array concatenating `array` with any additional arrays   * and/or values.   *   * @static   * @memberOf _   * @since 4.0.0   * @category Array   * @param {Array} array The array to concatenate.   * @param {...*} [values] The values to concatenate.   * @returns {Array} Returns the new concatenated array.   * @example   *   * var array = [1];   * var other = _.concat(array, 2, [3], [[4]]);   *   * console.log(other);   * // => [1, 2, 3, [4]]   *   * console.log(array);   * // => [1]   */  function concat() {    var length = arguments.length;    if (!length) {      return [];    }    var args = Array(length - 1),        array = arguments[0],        index = length;
    while (index--) {      args[index - 1] = arguments[index];    }    return arrayPush(isArray(array) ? copyArray(array) : [array], baseFlatten(args, 1));  }
  return concat;});