jQuery validator: custom validation not working in Symfony2

Question

I am trying to implement jquery validation in my symfony2 project.If i apply class="required " in a text field, the validation works fine but when try to apply custom validation like

$("#checkoutForm").validate({  
    rules: {
        checkout_name: {
            required:true
        } 
    }
});

Answer 1

Try this one

$("#checkoutForm").validate({  
    rules: {
        'checkout[name]': {
            required:true
        } 
    }
});