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.

Overview JavaScript certifications can validate your skills and improve job prospects.The best JavaScript courses in 2025 ...

The .js also looks at the captcha, just to make sure that something, anything was written in before the page is allowed to be submitted. The second is where the captcha input is actually validated ...