* Get number of active sessions. * @param cb Callback
(cb: (err?: any, length?: number) => void)
| 653 | * @param cb Callback |
| 654 | */ |
| 655 | length(cb: (err?: any, length?: number) => void) { |
| 656 | this.all((_, sessions) => { |
| 657 | if (!sessions) return cb(null, 0) |
| 658 | cb(null, Object.keys(sessions).length) |
| 659 | }) |
| 660 | } |
| 661 | |
| 662 | /** |
| 663 | * Touch the given session object associated with the given session ID. |