/// <summary> /// 是否存在该记录 /// </summary> public bool Exists(int id) { return(dal.Exists(id)); }
/// <summary> /// 是否存在该记录 /// </summary> public bool Exists() { return(dal.Exists()); }
/// <summary> /// 是否存在该记录 /// </summary> public bool Exists(int id) { return(dal.Exists(id)); }
/// <summary> /// 是否存在该记录 /// </summary> public bool Exists() { return(dal.Exists()); }