Fetcher function TS example

pages/docs/getting-started.en-US.mdx

@@ -25,6 +25,12 @@ For normal RESTful APIs with JSON data, first you need to create a `fetcher` fun
 const fetcher = (...args) => fetch(...args).then(res => res.json())
 ```
 
+Or with TypeScript:
+
+```jsx
+const fetcher = (...args: Parameters<typeof fetch>) => fetch(...args).then((res) => res.json());
+```
+
 <Callout emoji="💡">
   If you want to use GraphQL API or libs like Axios, you can create your own fetcher function. 
   Check <Link href="/docs/data-fetching"><a href="/docs/data-fetching">here</a></Link> for more examples.

pages/docs/getting-started.es-ES.mdx

@@ -26,6 +26,12 @@ del `fetch` nativo:
 const fetcher = (...args) => fetch(...args).then(res => res.json())
 ```
 
+Or with TypeScript:
+
+```jsx
+const fetcher = (...args: Parameters<typeof fetch>) => fetch(...args).then((res) => res.json());
+```
+
 <Callout emoji="💡">
     Si tu quieres usar API GraphQL o librerías como Axios, puedes crear tu propia función fetcher. Consulta
     <Link href="/docs/data-fetching"><a href="/docs/data-fetching">aqui</a></Link> para ver más ejemplos.

pages/docs/getting-started.ja.mdx

@@ -25,6 +25,12 @@ JSON データを使用する通常の RESTful API の場合、まずネイテ
 const fetcher = (...args) => fetch(...args).then(res => res.json())
 ```
 
+Or with TypeScript:
+
+```jsx
+const fetcher = (...args: Parameters<typeof fetch>) => fetch(...args).then((res) => res.json());
+```
+
 <Callout emoji="💡">
   もし GraphQL API または Axios のようなライブラリを使いたい場合は、独自のフェッチャー関数を作ることができます。
   その他の例は<Link href="/docs/data-fetching"><a href="/docs/data-fetching">こちら</a></Link>をご覧ください。  

pages/docs/getting-started.ko.mdx

@@ -25,6 +25,12 @@ JSON 데이터를 사용하는 일반적인 RESTful API라면 먼저 네이티
 const fetcher = (...args) => fetch(...args).then(res => res.json())
 ```
 
+Or with TypeScript:
+
+```jsx
+const fetcher = (...args: Parameters<typeof fetch>) => fetch(...args).then((res) => res.json());
+```
+
 <Callout emoji="💡">
   GraphQL API 또는 Axios와 같은 라이브러리를 사용하려면 여러분만의 fetcher 함수를 생성하면 됩니다. 
   <Link href="/docs/data-fetching"><a href="/docs/data-fetching">여기</a></Link>에서 더 많은 예시를 확인하세요.

pages/docs/getting-started.pt-BR.mdx

@@ -25,6 +25,12 @@ Para APIs RESTful normais com dados JSON, primeiro você precisa criar uma funç
 const fetcher = (...args) => fetch(...args).then(res => res.json())
 ```
 
+Or with TypeScript:
+
+```jsx
+const fetcher = (...args: Parameters<typeof fetch>) => fetch(...args).then((res) => res.json());
+```
+
 <Callout emoji="💡">
     Se você quer usar APIs GraphQL ou outras bibliotecas como Axios, você pode criar sua própria função fetcher.
     Veja <Link href="/docs/data-fetching"><a href="/docs/data-fetching">aqui</a></Link> para mais exemplos.

pages/docs/getting-started.ru.mdx

@@ -26,6 +26,12 @@ npm install swr
 const fetcher = (...args) => fetch(...args).then(res => res.json())
 ```
 
+Or with TypeScript:
+
+```jsx
+const fetcher = (...args: Parameters<typeof fetch>) => fetch(...args).then((res) => res.json());
+```
+
 <Callout emoji="💡">
   Если вы хотите использовать GraphQL API или библиотеки, такие как Axios, вы можете создать свою 
   собственную fetcher-функцию.

pages/docs/getting-started.zh-CN.mdx

@@ -25,6 +25,12 @@ npm install swr
 const fetcher = (...args) => fetch(...args).then((res) => res.json())
 ```
 
+Or with TypeScript:
+
+```jsx
+const fetcher = (...args: Parameters<typeof fetch>) => fetch(...args).then((res) => res.json());
+```
+
 <Callout emoji="💡">
   如果要使用 GraphQL API 或类似 Axios 的库，可以自己创建 fetcher 函数。 点击 <Link href="/docs/data-fetching"><a href="/docs/data-fetching">这里</a></Link> 查看更多示例。
 </Callout>