ASP.NET MVC Interface Controls - Radio Button -
GroupName property


Group 1
Option 1


Option 2


Group 2
Option 3


Option 4


Option 5


Group 3
Option 6


Option 7


Option 8


Option 9



Use the GroupName property to specify the group to which a radio button belongs.
C#
Html.Obout(new OboutRadioButton("OboutRadioButton1") 
{
    GroupName = "g1"
})