code: func WriteSliceArray(lst [][]byte, buf *goetty.ByteBuf) {
  	buf.WriteByte('*')
  	if len(lst) == 0 {
  		buf.Write(NullArray)
  		buf.Write(Delims)
  	} else {
  		buf.Write(goetty.StringToSlice(strconv.Itoa(len(lst))))
  		buf.Write(Delims)
  
  		for i := 0; i < len(lst); i++ {
  			WriteBulk(lst[i], buf)
  		}
  	}
  }
docs: // WriteSliceArray write slice array resp