useActionData Hook in React Router Data API | React Routers Tutorials

Описание: Summary

This tutorial explains how to use the `useActionData` hook in React Router v6 to handle form submission errors. It builds upon previous tutorials covering `useFormAction` and `useSubmit`, demonstrating how to create a form, handle form data, perform asynchronous actions, and display error messages based on the action's returned data. The example involves a simple form with name and email fields, checking for missing data and returning appropriate error messages. These messages are then elegantly captured and displayed using `useActionData`.

Highlights

💡 `useActionData` retrieves data from form actions: This hook allows you to access the data returned by a form action, including errors.
⚙️ Error handling within form actions: The tutorial shows how to perform validation within the form action function and return error objects if validation fails.
🖥️ Displaying error messages: Error messages are elegantly captured and displayed using the data returned from `useActionData`.
🔄 Integration with `useSubmit`: The tutorial demonstrates how to seamlessly integrate `useActionData` with `useSubmit` for a smooth form submission process.
👨‍💻 Comprehensive example: A practical example using a simple name and email form clearly illustrates the concepts explained.

Github:
https://github.com/saikorthivada/reac...

React Routers Documentation
https://reactrouter.com/en/main

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