# types.TmuxOutputEvent.age

- **Module:** types
- **Package:** libtmux
- **Language:** TypeScript
- **Kind:** property
- **Source:** https://github.com/libtmux/libtmux-ts/blob/073b9d7dedad900bff6f5ec0ea47794e40225870/packages/libtmux/src/types.ts#L837
- **Page:** https://libtmux.org/en/ts/latest/reference/types-tmuxoutputevent-age/

Milliseconds tmux held this data before writing it, where it reported one.

Present only under [`WatchOptions.pauseAfterSeconds`](/en/ts/latest/reference/types-watchoptions-pauseafterseconds/), which is what
asks tmux to report it, and rising is how a consumer notices it is falling
behind before tmux pauses the pane.