markInvalid

marks a form control invalid

void markInvalid(string name, [boolean| string state] );

name

stringvalue of "name" parameter of the desired input state

boolean| stringremoves invalid mark; sets invalidMessage

$$("myform").markInvalid("login", "Login must not be empty");

Details

"State" parameter is optional. It may define:

(boolean) - whether to apply invalid marking or remove it (if false). True by default;
(string) - text of invalidMessage parameter of the input. If such parameter already exists, this method will redefine it.