---
title: useTranslate
description: Returns the `I18nTranslate` interface used to translate strings.
api_version: 2023-04
api_name: checkout-ui-extensions
source_url:
  html: >-
    https://shopify.dev/docs/api/checkout-ui-extensions/2023-04/react-hooks/localization/usetranslate
  md: >-
    https://shopify.dev/docs/api/checkout-ui-extensions/2023-04/react-hooks/localization/usetranslate.md
---

# use​Translatehook

Returns the `I18nTranslate` interface used to translate strings.

## use​Translate()

### Returns

* I18nTranslate

  ### I18nTranslate

  This returns a translated string matching a key in a locale file.

### I18nTranslate

This returns a translated string matching a key in a locale file.



```ts
export interface I18nTranslate {
  <ReplacementType = string>(
    key: string,
    options?: {[placeholderKey: string]: ReplacementType | string | number},
  ): ReplacementType extends string | number
    ? string
    : (string | ReplacementType)[];
}
```

## Examples

## Related

[APIs - StandardApi](https://shopify.dev/docs/api/checkout-ui-extensions/apis/standardapi)

[APIs - CheckoutApi](https://shopify.dev/docs/api/checkout-ui-extensions/apis/checkoutapi)

[APIs - OrderStatusApi](https://shopify.dev/docs/api/checkout-ui-extensions/apis/orderstatusapi)

[APIs - CartLineDetailsApi](https://shopify.dev/docs/api/checkout-ui-extensions/apis/cartlinedetailsapi)

[APIs - PickupPointsApi](https://shopify.dev/docs/api/checkout-ui-extensions/apis/pickuppointsapi)

[APIs - PickupLocationsApi](https://shopify.dev/docs/api/checkout-ui-extensions/apis/pickuplocationsapi)

[APIs - ShippingMethodDetailsApi](https://shopify.dev/docs/api/checkout-ui-extensions/apis/shippingmethoddetailsapi)

[APIs - ExtensionPoints](https://shopify.dev/docs/api/checkout-ui-extensions/apis/extensionpoints)