server-side-validation

Server-side validation refers to checking and verifying user input on the server before processing or storing it. This ensures that data is accurate and secure, protecting against errors and malicious input, and maintaining the integrity of the application.

How can I handle user input and validate form data in my web application?

To handle user input and validate form data in a web application, you can follow these steps:

1. Create an HTML form with appropriate input fields and labels.
2. Use JavaScript to handle form submission and validate the input data.
3. Implement server-side validation to ensure data integrity and security.
4. Display clear error messages to users if validation fails.

By following these steps, you can ensure that the user input is handled correctly and that only valid data is submitted to your web application.

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