JavaScript Form Validation is a frontend project that demonstrates how to validate user input in a web form using plain JavaScript. It includes real-time error messages, input formatting checks, and ...

Oleg Mikheev looks under the hood of the Struts 2 validation mechanism and shows you how its Java, JavaScript, and Ajax support can take the pain out of Web-form validation.

Vest is a new framework-agnostic form validation library that separates the validation logic from the feature logic while using a unit testing syntax style that is similar to Mocha and Jasmine.

📋 User Registration Form with Validation This is a simple web-based user registration form that includes client-side validation using vanilla JavaScript. Users must enter a valid username, email, and ...

He is also the author of numerous books on Web development practices including JavaScript: The Complete Reference (McGraw-Hill Osborne Media, 2004). He can be reached at tpowell@pint.com.

Many developers see it as a toy scripting language with a C-like syntax, relegated for use in building simple Web-page embellishments or setting up Web-form validation.