How does form validation work in web development?
Form validation ensures that user input meets specific criteria before submission. It can be done on the client-side or server-side.
What are the common types of validation?
Common types include required fields, email format checks, password strength, and custom validation rules.
Can you explain client-side vs server-side validation?
Client-side validation occurs in the browser, providing instant feedback, while server-side validation happens on the server after submission.
What tools or libraries can I use for validation?
Popular tools include JavaScript libraries like jQuery Validation, Formik for React, and built-in HTML5 validation attributes.
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