Glossary term
What is useActionState? Meaning for developers
In React in Depth
A React 19 hook that returns the result state, an action to pass to a form, and a pending flag.
Learn it properly · React in DepthLesson 4: Forms, Events and Controlled InputsControlled and uncontrolled inputs, form actions and useActionState in React 19, validation, and accessibility basics.In Next.js App Router
A React hook that gives you the last result of an action, the action to put on the form, and a pending flag.
Learn it properly · Next.js App RouterLesson 3: Server Actions, Forms and MutationsForms that call server functions, validation, pending and error states, revalidating after a change, and the security rules for actions.