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

$.validator.addMethod("cMaxlength", function(value, element, param) {
		
	return $.validator.methods.maxlength.call(this, value, element, param[1]);

}, '{0}');