API Reference

DirectivesThis feature is available in the latest Canary

Canary

These directives are needed only if you’re using React Server Components or building a library compatible with them.

Directives provide instructions to bundlers compatible with React Server Components.

Source code directives

  • 'use client' marks source files whose components execute on the client.
  • 'use server' marks server-side functions that can be called from client-side code.
Previousexperimental_taintUniqueValueNext'use client'

How do you like these docs?