Nextjs useContext to change language html in layout.tsx from child component

The useContext() hook in React allows function components to access the context value for a context object. It takes the context object as the only argument and returns the current context value as given by the nearest context provider.

This way to useContext change html lang='vi' to lang='en' in layout.tsx

Firts please see structure:



I has created 2 file: context.tsx, child.tsx

Make a context.tsx:



import { Context } to child.tsx

Please see a page.tsx

import { Context } and wrap …

change child components context current function html language next.js provider react returns usecontext value