# grid_in_set

- **Language:** C
- **Kind:** function
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/grid.c#L1593
- **Page:** https://libtmux.org/en/tmux/latest/reference/c-function-grid_in_set/

```c
int grid_in_set(struct grid *gd, u_int px, u_int py, const char *set)
```

## Parameters

- `gd` (`struct grid *`)
- `px` (`u_int`)
- `py` (`u_int`)
- `set` (`const char *`)

## Called by

- [`grid_reader_in_set`](/en/tmux/latest/reference/c-function-grid_reader_in_set/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/grid-reader.c#L188)
- [`window_copy_in_set`](/en/tmux/latest/reference/c-function-window-copy-c-window_copy_in_set/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-copy.c#L5689)

## Calls

- [`grid_get_cell`](/en/tmux/latest/reference/c-function-grid_get_cell/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/grid.c#L1598)
- [`utf8_cstrhas`](/en/tmux/latest/reference/c-function-utf8_cstrhas/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/grid.c#L1612)

## Referenced declarations

- [`grid_cell.data`](/en/tmux/latest/reference/c-struct-grid_cell-data/) (attribute)
- [`grid_cell.flags`](/en/tmux/latest/reference/c-struct-grid_cell-flags/) (attribute)
- [`grid`](/en/tmux/latest/reference/c-struct-grid/) (struct)
- [`GRID_FLAG_PADDING`](/en/tmux/latest/reference/c-define-tmux-h-grid_flag_padding/) (constant)
- [`GRID_FLAG_TAB`](/en/tmux/latest/reference/c-define-tmux-h-grid_flag_tab/) (constant)
- [`utf8_data.width`](/en/tmux/latest/reference/c-struct-utf8_data-width/) (attribute)