Form not validating
They will be disabled when the form input are invalid to prevent the valid form from multiple submissions.
When you submit a form to a CGI program that resides on the server, it is usually programmed to do its own check for errors.
The CGI script is still more reliable, as it always works regardless of whether Java Script is enabled on the client-side or not; but having this extra safety barrier is a nice thing to have in place.
It makes your page much more user-friendly, and takes out the frustration of having to fill out the same form repeatedly.
In addition, AJAX-based form submission is supported using Zones.
Tapestry provides support for creating and rendering forms, populating their fields, and validating user input.
It's also very precise, as you can point out the exact field where there's a problem.
Given a value, a constraint will tell you if that value adheres to the rules of the constraint.
You want your React app to have an intelligent form that validates the data being input before sending it off to your API.
You want it to be easy and straightforward to implement with the features you’d expect.
Finally, Tapestry not only makes it easy to present errors messages to the user, but it can also automatically highlight form fields when validation fails.
Contents such as Text Field, Text Area, Checkbox, etc.
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The Form component emits a number of component events.