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[@salesforce/b2c-tooling-sdk](../../modules.md) / [i18n](../index.md) / TOptions

# Type Alias: TOptions\<TInterpolationMap\>

> **TOptions**\<`TInterpolationMap`\> = `TOptionsBase` & `TInterpolationMap`

Defined in: node\_modules/i18next/typescript/options.d.ts:786

Options for i18next translation string interpolation.

Passed as the third parameter to [t()](../functions/t.md) to provide dynamic values
for placeholder variables in translation strings (i18next double-brace syntax).

## Type Parameters

### TInterpolationMap

`TInterpolationMap` *extends* `object` = `$Dictionary`

## Example

```ts
t('error.fileNotFound', 'File {{path}} not found.', { path: '/foo/bar' })
```

## See

https://www.i18next.com/interpolation.html