jQuery validate only if a specific radio button is selected

Question

I got stuck at a particular situation

I have 2 radio buttons

Yes


        

Answer 1

You can set up dependency validation as seen here http://docs.jquery.com/Plugins/Validation/Methods/required#dependency-expression

$('#myForm').validate(rules: {
   price: { 
     required: '#sub[value="YES"]:checked'
    }
});