# KEYC_SHIFT

- **Language:** C
- **Kind:** constant
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tmux.h#L135
- **Page:** https://libtmux.org/en/tmux/latest/reference/c-define-tmux-h-keyc_shift/

```c
#define KEYC_SHIFT 0x00400000000000ULL
```

## Referenced by

- [`input_key`](/en/tmux/latest/reference/c-function-input_key/) (function)
- [`input_key_extended`](/en/tmux/latest/reference/c-function-input-keys-c-input_key_extended/) (function)
- [`key_string_get_modifiers`](/en/tmux/latest/reference/c-function-key-string-c-key_string_get_modifiers/) (function)
- [`key_string_lookup_key`](/en/tmux/latest/reference/c-function-key_string_lookup_key/) (function)
- [`mode_tree_key`](/en/tmux/latest/reference/c-function-mode_tree_key/) (function)
- [`server_client_check_mouse`](/en/tmux/latest/reference/c-function-server-client-c-server_client_check_mouse/) (function)
- [`tty_keys_extended_key`](/en/tmux/latest/reference/c-function-tty-keys-c-tty_keys_extended_key/) (function)