Learn useActionState quickly with an example (Next.js
Barbara StreisandOriginal
2024-11-29 04:17:11967browse
When using a form, the useActionState hook simplifies the process of capturing form values and passing them to a server action as FormData.
useActionState also manages state by automatically updating a state variable with the value returned from the server action. This is particularly helpful for rendering input field validation errors, as shown in the example below using Zod.
form.tsx:
"use client";
import { useActionState } from "react";
import { signUp } from "../actions";
export default function SignUp() {
const [state, action] = useActionState(signUp, {});
return (
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