How to pass multiple values in QueryString in Asp.Net Example

Introduction:

In my previous articles i explained Various articles on WPF and Asp.Net.Now we will see how to pass mutliple values or parameters to another page using QueryString.You can find In dept about QueryString Usage here.

Description:

Take a web form which contains multiple textboxes for entering username,password,age, and contact number.

Multiple parameters in querystring

HTML Code

<form id="form1" runat="server"> <div style="height: 335px"> <asp:Label ID="Label2" runat="server" style="z-index: 1; left: 138px; top: 121px; position: absolute; height: 22px; width: 36px" Text="Age :"></asp:Label> <asp:Label ID="Label4" runat="server" style="z-index: 1; left: 137px; top: 166px; position: absolute; height: 22px" Text="Contact Number :"></asp:Label> <asp:Label ID="Label5" runat="server" style="z-index: 1; left: 138px; top: 83px; position: absolute" Text="Password"></asp:Label> <asp:Label ID="Label3" runat="server" ForeColor="#0066FF" style="z-index: 1; left: 226px; top: 18px; position: absolute" Text="Enter User Details"></asp:Label> <asp:Label ID="Label1" runat="server" style="z-index: 1; left: 139px; top: 51px; position: absolute" Text="Username :"></asp:Label> <asp:TextBox ID="TxtAge" runat="server" style="z-index: 1; left: 267px; top: 120px; position: absolute"></asp:TextBox> <asp:TextBox ID="TxtPassword" runat="server" style="z-index: 1; left: 267px; top: 76px; position: absolute" TextMode="Password"></asp:TextBox> <asp:Button ID="BtnSubmit" runat="server" onclick="BtnSubmit_Click" style="z-index: 1; left: 328px; top: 221px; position: absolute" Text="Submit" /> <asp:TextBox ID="TxtUsername" runat="server" style="z-index: 1; left: 270px; top: 50px; position: absolute"></asp:TextBox> <asp:TextBox ID="TxtContactNumber" runat="server" style="z-index: 1; left: 264px; top: 164px; position: absolute"></asp:TextBox> </div> </form>

In Button click event Write below code

string name = TxtUsername.Text; string age = TxtAge.Text; string Password = TxtPassword.Text; string contact = TxtContactNumber.Text; string url = string.Format("~/Welcome.aspx?name={0}&Password={1}&age={2}&Contact={3}", Server.UrlEncode((name)), Server.UrlEncode(Password), Server.UrlEncode(age), Server.UrlEncode(contact)); Response.Redirect(url);  Now take another form name it welcome.aspx and take four labels to display querystring values in it.
HTML code

<form id="form1" runat="server"> <div style="height: 280px"> <asp:Label ID="LblName" runat="server" style="z-index: 1; left: 323px; top: 72px; position: absolute"></asp:Label> <asp:Label ID="Label2" runat="server" ForeColor="#0066FF" style="z-index: 1; left: 250px; top: 32px; position: absolute" Text="Entered User Detials are"></asp:Label> <asp:Label ID="LblAge" runat="server" style="z-index: 1; left: 323px; top: 165px; position: absolute"></asp:Label> <asp:Label ID="LblPass" runat="server" style="z-index: 1; left: 322px; top: 119px; position: absolute"></asp:Label> <asp:Label ID="LblContact" runat="server" style="z-index: 1; left: 320px; top: 214px; position: absolute"></asp:Label> </div> </form>
In page load write below code

LblAge.Text = "Age is : " + Server.UrlDecode(Request.QueryString["age"]); LblName.Text = "Username is : " + Server.UrlDecode(Request.QueryString["name"]); LblPass.Text = "Password is : " + Server.UrlDecode(Request.QueryString["Password"]); LblContact.Text = "Contact Number is : " + Server.UrlDecode(Request.QueryString["Contact"]);
Now run the first page and enter all details then press submit now page is redirected to welcome.aspx where querystring values are displayed.

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