# options_array_item_index

- **Language:** C
- **Kind:** function
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/options.c#L566
- **Page:** https://libtmux.org/en/tmux/3.7c/reference/c-function-options_array_item_index/

```c
u_int options_array_item_index(struct options_array_item *a)
```

## Parameters

- `a` (`struct options_array_item *`)

## Called by

- [`cmd_show_options_all`](/en/tmux/3.7c/reference/c-function-cmd-show-options-c-cmd_show_options_all/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-show-options.c#L252)
- [`cmd_show_options_print`](/en/tmux/3.7c/reference/c-function-cmd-show-options-c-cmd_show_options_print/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-show-options.c#L168)
- [`colour_palette_from_option`](/en/tmux/3.7c/reference/c-function-colour_palette_from_option/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/colour.c#L1150)
- [`tty_keys_build`](/en/tmux/3.7c/reference/c-function-tty_keys_build/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tty-keys.c#L537)
- [`window_customize_build_array`](/en/tmux/3.7c/reference/c-function-window-customize-c-window_customize_build_array/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-customize.c#L245)

## Referenced declarations

- [`options_array_item.index`](/en/tmux/3.7c/reference/c-struct-options_array_item-index/) (attribute)
- [`options_array_item`](/en/tmux/3.7c/reference/c-struct-options_array_item/) (struct)