Question

 <input type="radio" name="a" />
 <input type="radio" name="a" />
 <input type="radio" name="b" />
 <input type="radio" name="b" />

I want to make sure that the both group of radiobutton must be checked, for this i tried :

if($("input[type=radio,name=a]:checked").length > 0 && 
   $("input[type=radio,name=b]:checked").length > 0)
{    
/* do something */
}

But not working , can anybody tell me why?

Answer 1

    if($("input[type=radio][name=a]:checked").length > 0 &&   
   $("input[type=radio][name=b]:checked").length > 0)  
{      
/* do something */  
}