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WebForm Hyperlink Transfer Value

Source: Internet
Author: User
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Take car table additions and deletions to example

Car.aspx

<Body>    <formID= "Form1"runat= "Server">    <Div>        <asp:literalID= "Literalcar"runat= "Server"></asp:literal>           </Div>    </form></Body>

Car.aspx.cs

 protected voidPage_Load (Objectsender, EventArgs e) {List<Car> list =NewCARBF ().        Select (); strings ="<center><table width= ' 40% ' border= ' 1 ' ><tr><td> numbering </td><td> name </td> <td> Price </td><td> Operation </td></tr>"; foreach(Car datainchlist) {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+"' > Delete </a></td></tr>"; } s+="</table></center>"; Literalcar.text=s; }
<a href= ' xiangxi.aspx? Code= "+ data. Code+ "' >" +data. name+ "</a> xxx.aspx?xx=+ value  on the corresponding page request[" xx "]. ToString () Receive

Xiangxi.aspx

<Body>    <formID= "Form1"runat= "Server">    <Div>        <Center>       <Table>           <TR>               <TD>Number:<Asp:textboxID= "Txtcode"runat= "Server"></Asp:textbox></TD>             </TR>           <TR><TD>Name:<Asp:textboxID= "Txtname"runat= "Server"></Asp:textbox></TD></TR>           <TR><TD>Car Series:<Asp:textboxID= "Txtbrand"runat= "Server"></Asp:textbox></TD></TR>           <TR><TD>Date:<Asp:textboxID= "Txttime"runat= "Server"></Asp:textbox></TD></TR>           <TR><TD>Fuel:<Asp:textboxID= "Txtoil"runat= "Server"></Asp:textbox></TD></TR>           <TR> <TD>Horsepower:<Asp:textboxID= "Txtpowers"runat= "Server"></Asp:textbox></TD></TR>           <TR><TD>Displacement:<Asp:textboxID= "Txtexhaust"runat= "Server"></Asp:textbox></TD></TR>           <TR> <TD>Price:<Asp:textboxID= "Txtprice"runat= "Server"></Asp:textbox></TD></TR>           <TR><TD>Image:<Asp:textboxID= "Txtpic"runat= "Server"></Asp:textbox></TD></TR>           <TR><TD>               <Asp:buttonID= "Btinsert"runat= "Server"Text= "Add"OnClick= "Btinsert_click"></Asp:button>               <Asp:buttonID= "Btupdate"runat= "Server"Text= "Modify"OnClick= "Btupdate_click"></Asp:button>               </TD></TR>       </Table>      </Center>    </Div>    </form></Body>

XiangXi.aspx.cs

 protected voidPage_Load (Objectsender, EventArgs e) {        if(!IsPostBack) {            stringCode = request["Code"].            ToString (); Car Car=NewCARBF ().            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 voidBtinsert_click (Objectsender, EventArgs e) {Response.Redirect ("insert.aspx"); }    protected voidBtupdate_click (Objectsender, EventArgs e) {Car C= (Car) session["Car"]; C.name=txtname.        Text; NewCARBF ().        Update (c); Response.Redirect ("cars.aspx"); }

Carbf

 PrivateMydbdatacontext Context;  PublicCARBF () {Context=NewMydbdatacontext (); }     PublicList<car>Select () {returnContext.Car.ToList (); }     PublicCar Select (stringcode) {Car Query=context.car.single (p=>p.code==code.        Trim ()); returnquery; }     Public voidInsert (Car c) {Context.Car.InsertOnSubmit (c);    Context.submitchanges (); }     Public voidUpdate (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 voidDelete (stringcode) {Car C= Context.Car.Single (p=>p.code==code);        Context.Car.DeleteOnSubmit (c);    Context.submitchanges (); }

WebForm Hyperlink Transfer Value

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