# format_entry.key

- **Language:** C
- **Kind:** attribute
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/format.c#L136
- **Page:** https://libtmux.org/en/tmux/latest/reference/c-struct-format_entry-key/

```c
char * key;
```

## Referenced by

- [`format_add`](/en/tmux/latest/reference/c-function-format_add/) (function)
- [`format_add_cb`](/en/tmux/latest/reference/c-function-format_add_cb/) (function)
- [`format_add_tv`](/en/tmux/latest/reference/c-function-format_add_tv/) (function)
- [`format_each`](/en/tmux/latest/reference/c-function-format_each/) (function)
- [`format_entry_cmp`](/en/tmux/latest/reference/c-function-format-c-format_entry_cmp/) (function)
- [`format_find`](/en/tmux/latest/reference/c-function-format-c-format_find/) (function)
- [`format_free`](/en/tmux/latest/reference/c-function-format_free/) (function)
- [`format_log_debug_cb`](/en/tmux/latest/reference/c-function-format-c-format_log_debug_cb/) (function)
- [`format_merge`](/en/tmux/latest/reference/c-function-format_merge/) (function)