You can find all checked RadioButtons like var buttons = this.Controls.OfType<RadioButton>() .FirstOrDefault(n => n.Checked);. ... <看更多>

Using radiobuttons and checkboxes in groupboxes.Check_Changed eventsDownload shell program at ... ... <看更多>

When a property is bound to the checked property of a RadioButton and that RadioButton is in a group with other RadioButtons its checked ... ... <看更多>

you can use LINQ with Controls to get the checked one. var radio = groupBox.Controls.OfType<RadioButton>().FirstOrDefault(r => r. ... <看更多>