# AppColumnDefTemplate

```ts
type AppColumnDefTemplate<TProps> = string | ((props) => any);
```

Defined in: [packages/lit-table/src/createTableHook.ts:91](https://github.com/TanStack/table/blob/main/packages/lit-table/src/createTableHook.ts#L91)

Template type for column definitions that can be a string or a function.

## Type Parameters

### TProps

`TProps` *extends* `object`