Can I validate data locally?

Can I validate data locally before sending it to the server?

Yes, you can validate data locally using various methods like JavaScript validation or libraries such as Joi.

What are some common validation techniques I can use?

Common techniques include checking for required fields, data types, and using regex for format validation.

Are there any libraries you recommend for data validation?

Yes, libraries like Yup, Joi, and Validator.js are popular choices for data validation in JavaScript.

How can I handle validation errors in my application?

You can display error messages to users, highlight invalid fields, and prevent form submission until corrections are made.