/// <summary>
 /// 重置
 /// </summary>
 public static void Reset()
 {
     //初始化
     dailyData = new DailyList();
     //保存
     SaveKeyData();
 }
 /// <summary>
 /// 序列化读入数据
 /// </summary>
 /// <param name="dataSet"></param>
 public static void LoadKeyData()
 {
     //若XML文件存在,从XML文件中序列化读入
     if (SerializeHelper.Exist(XMLName))
     {
         /*XmlSerializer ser = new XmlSerializer(typeof(DailyList));
          * dailyData = (DailyList)ser.Deserialize(File.OpenRead(XMLPath));*/
         dailyData = SerializeHelper.Deserializer <DailyList>(XMLName);
     }
     //若不存在,初始化,并保存
     else
     {
         //初始化
         //这个本来就初始化了,所以不变了
         //保存
         SaveKeyData();
     }
 }
 /// <summary>
 /// 设置为null,减少内存占用
 /// </summary>
 public static void Clear()
 {
     dailyData = null;
 }