How can we specify rules for jquery validation plugin by class?

Question

The jQuery Validation plugin works great and is very easy to use:

$(\".selector\").validate({
})

Just by setting css classes like \"require

Answer 1

You can add class rules using the addClassRules method:

E.g.

$.validator.addClassRules("your-class", {
  required: true,
  minlength: 2
});

https://jqueryvalidation.org/jQuery.validator.addClassRules/