How do different frameworks handle input validation?

How do different frameworks handle input validation?

Different frameworks have unique approaches to input validation. For example, in Django, you can use forms to validate input, while in Express.js, middleware functions are often used.

Can you give me an example of input validation in React?

In React, you can use controlled components to manage form inputs and validate them using state. For instance, you can check if an email is valid before submission.

What about input validation in Angular?

Angular provides reactive forms and template-driven forms, both of which allow you to define validators for form controls, ensuring that user input meets specific criteria.

Are there any libraries that can help with input validation?

Yes, libraries like Joi for Node.js, Yup for React, and Validator.js can simplify input validation across different frameworks.