Return false to prevent the default behaviour when adding/removing error messages.
Example: $.validate(); /* Supported languages ------------------- Polish: pt Romanian: ro Danish: dk Norwegian: no Dutch: nl Czech: cz Catalan: ca Russian: ru Italian: it French: fr German: de Swedish: se English: en Portuguese: pt */ if you want to validate a form programmatically. The first argument being an object used to override the default error dialogs and the second argument being the configuration object.
The text will fade in when the input gets focus on and fade out when the input looses focus.
The container for the help text will have the class By default each input will become validated immediately when the input looses focus.
If you don't want this feature you can read the setup guide on how to disable it.
There are two ways you can give suggestions to the user while the user types.
If you want to allow any kind of letters (not only A-Z) you're looking for the letternumeric validator.
Validate qty of checkboxes in a group (same name) have been checked, using min, max or range.
Only the first checkbox element in the group needs to have the validation attributes added.