# filterFn_includesStringSensitive

# Variable: filterFn\_includesStringSensitive

```ts
const filterFn_includesStringSensitive: FilterFn<any, any>;
```

Defined in: [fns/filterFns.ts:45](https://github.com/TanStack/table/blob/main/packages/table-core/src/fns/filterFns.ts#L45)

Filter function for checking if a string includes a given substring. (Case-sensitive)