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/** * Appends the elements of `values` to `array`. * * @private * @param {Array} array The array to modify. * @param {Array} values The values to append. * @returns {Array} Returns `array`. */function arrayPush(array, values) {  var index = -1,      length = values.length,      offset = array.length;
  while (++index < length) {    array[offset + index] = values[index];  }  return array;}
module.exports = arrayPush;