_arrayEach.js
 1  /**
 2   * A specialized version of `_.forEach` for arrays without support for
 3   * iteratee shorthands.
 4   *
 5   * @private
 6   * @param {Array} [array] The array to iterate over.
 7   * @param {Function} iteratee The function invoked per iteration.
 8   * @returns {Array} Returns `array`.
 9   */
10  function arrayEach(array, iteratee) {
11    var index = -1,
12        length = array == null ? 0 : array.length;
13  
14    while (++index < length) {
15      if (iteratee(array[index], index, array) === false) {
16        break;
17      }
18    }
19    return array;
20  }
21  
22  module.exports = arrayEach;