I tested a ton of them specifically looking for ones that met RFC822 specs.The one used below, by Richard Willis, was the best one I found.input type, you should supply a pattern for browsers that don't support this input type.Email validation regex patterns are a hotly debated issue.If you want to require a TLD (and you likely do), you can modify the input type will alert users if the supplied value is not a valid URL.Once again, you should supply a pattern for browsers that don't support this input type.
This article will explain some basics about form validation and then illustrate how to validate form fields using j Query.
See the Pen Form Validation: Dates by Chris Ferdinandi (@cferdinandi) on Code Pen.
We can write a simple feature test to check for support, though.
What new tools do we have these days for form validation? Finally, we'll take a look at Mail Chimp's sign-up form, and provide the same experience with 28× less code.
), browsers can natively validate form inputs and alert users when they're doing it wrong.