以Car表增删改为例
Car.aspx
<body>
<form id="form1" runat="server">
<div>
<asp:Literal ID="LiteralCar" runat="server"></asp:Literal>
</div>
</form>
</body>
Car.aspx.cs
protected void Page_Load(object sender, EventArgs e)
{
List<Car> list = new CarBF().Select();
string s = "<center><table width=‘40%‘ border=‘1‘><tr><td>编号</td><td>名称</td><td>价格</td><td>操作</td></tr>";
foreach (Car data in list)
{
s += "<tr><td>"+data.Code+"</td><td><a href=‘XiangXi.aspx?Code= "+ data.Code+"‘>"+data.Name+"</a></td><td>"+data.Price+"</td><td><a href=‘Delete.aspx?code="+data.Code+"‘>删除</a></td></tr>";
}
s += "</table></center>";
LiteralCar.Text = s;
}
<a href=‘XiangXi.aspx?Code= "+ data.Code+"‘>"+data.Name+"</a> xxx.aspx?xx=+值 在对应页面Request["xx"].ToString()接收
XiangXi.aspx
<body>
<form id="form1" runat="server">
<div>
<center>
<table>
<tr>
<td>
编号：<asp:TextBox ID="txtcode" runat="server"></asp:TextBox></td>
</tr>
<tr><td>名称：<asp:TextBox ID="txtname" runat="server"></asp:TextBox></td></tr>
<tr><td>车系：<asp:TextBox ID="txtbrand" runat="server"></asp:TextBox></td></tr>
<tr><td>日期：<asp:TextBox ID="txttime" runat="server"></asp:TextBox></td></tr>
<tr><td>油耗：<asp:TextBox ID="txtoil" runat="server"></asp:TextBox></td></tr>
<tr> <td>马力：<asp:TextBox ID="txtpowers" runat="server"></asp:TextBox></td></tr>
<tr><td>排量：<asp:TextBox ID="txtexhaust" runat="server"></asp:TextBox></td></tr>
<tr> <td>单价：<asp:TextBox ID="txtprice" runat="server"></asp:TextBox></td></tr>
<tr><td>图片：<asp:TextBox ID="txtpic" runat="server"></asp:TextBox></td></tr>
<tr><td>
<asp:Button ID="btInsert" runat="server" Text="增加" OnClick="btInsert_Click"></asp:Button>
<asp:Button ID="btUpdate" runat="server" Text="修改" OnClick="btUpdate_Click"></asp:Button>
</td></tr>
</table>
</center>
</div>
</form>
</body>
XiangXi.aspx.cs
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
string code = Request["Code"].ToString();
Car car = new CarBF().Select(code);
Session["Car"] = car;
txtcode.Text = car.Code;
txtname.Text = car.Name;
txtbrand.Text = car.Brand;
txttime.Text = car.Time.ToString();
txtoil.Text = car.Oil.ToString();
txtpowers.Text = car.Powers.ToString();
txtexhaust.Text = car.Exhaust.ToString();
txtprice.Text = car.Price.ToString();
txtpic.Text = car.Pic;
}
}
protected void btInsert_Click(object sender, EventArgs e)
{
Response.Redirect("Insert.aspx");
}
protected void btUpdate_Click(object sender, EventArgs e)
{
Car c = (Car)Session["Car"];
c.Name = txtname.Text;
new CarBF().Update(c);
Response.Redirect("Cars.aspx");
}
CarBF
private MyDbDataContext Context;
public CarBF()
{
Context = new MyDbDataContext();
}
public List<Car> Select()
{
return Context.Car.ToList();
}
public Car Select(string code)
{
Car query=Context.Car.Single(p=>p.Code==code.Trim());
return query;
}
public void Insert(Car c)
{
Context.Car.InsertOnSubmit(c);
Context.SubmitChanges();
}
public void Update(Car c)
{
Car car = Context.Car.Single(p=>p.Code==c.Code);
car.Name = c.Name;
car.Exhaust = c.Exhaust;
car.Oil = c.Oil;
car.Pic = c.Pic;
car.Powers = c.Powers;
car.Price = c.Price;
car.Time = c.Time;
Context.SubmitChanges();
}
public void Delete(string code)
{
Car c = Context.Car.Single(p=>p.Code==code);
Context.Car.DeleteOnSubmit(c);
Context.SubmitChanges();
}
时间： 2024-10-27 23:47:56