C#中通過id獲取控件

//可用於多個選擇框的遍歷
string id = “”;

object o = this.GetType().GetField(id, System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.IgnoreCase).GetValue(this);
Control c = ((Control)o);