代码修改后的版本，全部提交

Mtxfw.DAL/User_AppLine.cs

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+using System;
+using System.Data;
+using System.Text;
+using System.Data.SqlClient;
+
+namespace Mtxfw.DAL
+{
+    /// <summary>
+    /// <20><><EFBFBD>ݷ<EFBFBD><DDB7><EFBFBD><EFBFBD><EFBFBD>:User_AppLine
+    /// </summary>
+    public partial class User_AppLine : Mtxfw.Utility.Myabstract
+    {
+        public User_AppLine()
+            : base("User_AppLine")
+        { }
+
+        /// <summary>
+        /// <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+        /// </summary>
+        public int Add(Mtxfw.Model.User_AppLine model)
+        {
+            StringBuilder strSql = new StringBuilder();
+            strSql.Append("insert into User_AppLine(");
+            strSql.Append("MemberId,InNum,InTime,IP,TType)");
+            strSql.Append(" values (");
+            strSql.Append("@MemberId,@InNum,@InTime,@IP,@TType)");
+            SqlParameter[] parameters = {
+					new SqlParameter("@MemberId", SqlDbType.Int),
+                    new SqlParameter("@InNum", SqlDbType.Int),
+                    new SqlParameter("@InTime", SqlDbType.DateTime),
+                    new SqlParameter("@IP", SqlDbType.VarChar,50),
+                    new SqlParameter("@TType", SqlDbType.Int)};
+            parameters[0].Value = model.MemberId;
+            parameters[1].Value = model.InNum;
+            parameters[2].Value = model.InTime;
+            parameters[3].Value = model.IP;
+            parameters[4].Value = model.TType;
+            object obj = Mtxfw.Utility.SqlDbHelper_U.ExecuteCmd(strSql.ToString(), parameters);
+            if (obj == null)
+            {
+                return 0;
+            }
+            else
+            {
+                return Convert.ToInt32(obj);
+            }
+        }
+        /// <summary>
+        /// <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+        /// </summary>
+        public int Update(string strIP)
+        {
+            StringBuilder strSql = new StringBuilder();
+            strSql.Append("Update User_OnLine Set ");
+            strSql.Append("InNum=InNum+1");
+            strSql.Append(" Where IP=@strIP and DateDiff(day,InTime,getdate())=0");
+            SqlParameter[] parameters = {
+                                            new SqlParameter("@strIP", SqlDbType.VarChar,50)};
+            parameters[0].Value = strIP;
+            object obj = Mtxfw.Utility.SqlDbHelper_U.ExecuteCmd(strSql.ToString(), parameters);
+            if (obj == null)
+            {
+                return 0;
+            }
+            else
+            {
+                return Convert.ToInt32(obj);
+            }
+        }
+        /// <summary>
+        /// ɾ<><C9BE>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+        /// </summary>
+        public bool Delete(Int64 Id)
+        {
+
+            StringBuilder strSql = new StringBuilder();
+            strSql.Append("delete from User_AppLine ");
+            int rows = 0;
+            if (Id > 0)
+            {
+                strSql.Append(" where Id=@Id");
+                SqlParameter[] parameters = {
+					new SqlParameter("@Id", SqlDbType.BigInt)};
+                parameters[0].Value = Id;
+
+                rows = Mtxfw.Utility.SqlDbHelper_U.ExecuteCmd(strSql.ToString(), parameters);
+            }
+            else
+            {
+                rows = Mtxfw.Utility.SqlDbHelper_U.ExecuteCmd(strSql.ToString());
+            }
+            if (rows > 0)
+            {
+                return true;
+            }
+            else
+            {
+                return false;
+            }
+        }
+        
+    }
+}
+