slice.js 871 Bytes
var baseSlice = require('../internal/baseSlice'),
    isIterateeCall = require('../internal/isIterateeCall');

/**
 * Creates a slice of `array` from `start` up to, but not including, `end`.
 *
 * **Note:** This method is used instead of `Array#slice` to support node
 * lists in IE < 9 and to ensure dense arrays are returned.
 *
 * @static
 * @memberOf _
 * @category Array
 * @param {Array} array The array to slice.
 * @param {number} [start=0] The start position.
 * @param {number} [end=array.length] The end position.
 * @returns {Array} Returns the slice of `array`.
 */
function slice(array, start, end) {
  var length = array ? array.length : 0;
  if (!length) {
    return [];
  }
  if (end && typeof end != 'number' && isIterateeCall(array, start, end)) {
    start = 0;
    end = length;
  }
  return baseSlice(array, start, end);
}

module.exports = slice;