()
| 229 | } |
| 230 | |
| 231 | func (list *BLL) Shift() (item LIBP) { |
| 232 | if list == nil || list.Length == 0 { |
| 233 | return |
| 234 | } |
| 235 | item = list.List.Shift() |
| 236 | list.ByteLength -= item.Value.Len() |
| 237 | return |
| 238 | } |
| 239 | |
| 240 | func (list *BLL) Clear() { |
| 241 | list.List.Clear() |