/// <summary> /// 更新一条数据 /// </summary> public bool Update(lostPropertyMngt.Model.userInfo model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update userInfo set "); strSql.Append("userName=@userName,"); strSql.Append("headImg=@headImg,"); strSql.Append("relName=@relName,"); strSql.Append("gender=@gender,"); strSql.Append("stuNum=@stuNum,"); strSql.Append("college=@college,"); strSql.Append("password=@password,"); strSql.Append("contact=@contact"); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@userName", SqlDbType.NVarChar, 10), new SqlParameter("@headImg", SqlDbType.NVarChar, 50), new SqlParameter("@relName", SqlDbType.NVarChar, 5), new SqlParameter("@gender", SqlDbType.NVarChar, 2), new SqlParameter("@stuNum", SqlDbType.NVarChar, 10), new SqlParameter("@college", SqlDbType.NVarChar, 20), new SqlParameter("@password", SqlDbType.VarChar, 20), new SqlParameter("@contact", SqlDbType.VarChar, 11), new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = model.userName; parameters[1].Value = model.headImg; parameters[2].Value = model.relName; parameters[3].Value = model.gender; parameters[4].Value = model.stuNum; parameters[5].Value = model.college; parameters[6].Value = model.password; parameters[7].Value = model.contact; parameters[8].Value = model.ID; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public lostPropertyMngt.Model.userInfo DataRowToModel(DataRow row) { lostPropertyMngt.Model.userInfo model = new lostPropertyMngt.Model.userInfo(); if (row != null) { if (row["ID"] != null && row["ID"].ToString() != "") { model.ID = int.Parse(row["ID"].ToString()); } if (row["userName"] != null) { model.userName = row["userName"].ToString(); } if (row["headImg"] != null) { model.headImg = row["headImg"].ToString(); } if (row["relName"] != null) { model.relName = row["relName"].ToString(); } if (row["gender"] != null) { model.gender = row["gender"].ToString(); } if (row["stuNum"] != null) { model.stuNum = row["stuNum"].ToString(); } if (row["college"] != null) { model.college = row["college"].ToString(); } if (row["password"] != null) { model.password = row["password"].ToString(); } if (row["contact"] != null) { model.contact = row["contact"].ToString(); } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(lostPropertyMngt.Model.userInfo model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into userInfo("); strSql.Append("userName,headImg,relName,gender,stuNum,college,password,contact)"); strSql.Append(" values ("); strSql.Append("@userName,@headImg,@relName,@gender,@stuNum,@college,@password,@contact)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@userName", SqlDbType.NVarChar, 10), new SqlParameter("@headImg", SqlDbType.NVarChar, 50), new SqlParameter("@relName", SqlDbType.NVarChar, 5), new SqlParameter("@gender", SqlDbType.NVarChar, 2), new SqlParameter("@stuNum", SqlDbType.NVarChar, 10), new SqlParameter("@college", SqlDbType.NVarChar, 20), new SqlParameter("@password", SqlDbType.VarChar, 20), new SqlParameter("@contact", SqlDbType.VarChar, 11) }; parameters[0].Value = model.userName; parameters[1].Value = model.headImg; parameters[2].Value = model.relName; parameters[3].Value = model.gender; parameters[4].Value = model.stuNum; parameters[5].Value = model.college; parameters[6].Value = model.password; parameters[7].Value = model.contact; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public lostPropertyMngt.Model.userInfo GetModel(int ID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 ID,userName,headImg,relName,gender,stuNum,college,password,contact from userInfo "); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = ID; lostPropertyMngt.Model.userInfo model = new lostPropertyMngt.Model.userInfo(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }