12345678910111213141516171819202122
export default function baseSlice(  array, start, end){  let index = -1  let { length } = array
  end = end > length ? length : end  if (end < 0){    end += length  }  length = start > end ? 0 : end - start >>> 0  start >>>= 0
  const result = Array(length)
  while (++index < length){    result[ index ] = array[ index + start ]  }
  return result}