C# (CSharp) IExamObserver示例

示例#1

 public void RegExamObserver(IExamObserver obj)
 {
     regobj.Add(obj);
 }

示例#2

 public void UnRegExamObserver(IExamObserver obj)
 {
     regobj.Remove(obj);
 }

示例#3

 void IStateManager.UnRegExamObserver(IExamObserver obj)
 {
     throw new Exception("The method or operation is not implemented.");
 }