# uiFmt

**Kind:** Function

**Source:** [`atloria-monorepo/apps/web/src/app/p/[slugId]/components/uiStrings.ts`](https://github.com/sherkety/atloria/blob/main/atloria-monorepo/apps/web/src/app/p/[slugId]/components/uiStrings.ts#L886)

Localized UI string with `{token}` replacement.

## Signature

```ts
function uiFmt(lang: string | null | undefined, key: UiStringKey, params: Record<string, string | number>): string
```

## Parameters

| Name | Type |
|---|---|
| `lang` | `string | null | undefined` |
| `key` | `UiStringKey` |
| `params` | `Record<string, string | number>` |

**Returns:** `string`