Encode an URL
UrlEncode.aspx
<%@ Page Language="C#" %>
<!DOCTYPE html>
<script runat="server">
protected void Button1_Click(object sender, System.EventArgs e)
{
string url = "UrlEncodeTest.aspx?";
url += "ID=" + ListBox1.SelectedValue.ToString()+ "&";
url += "Name=" + Server.UrlEncode(ListBox1.SelectedItem.Text);
Response.Redirect(url);
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>asp.net UrlEncode method example: how to encode an url in asp.net</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<h2 style="color:Red">asp.net UrlEncode() method example</h2>
<asp:Label
ID="Label1"
runat="server"
Text="Select an employee for view profile"
Font-Bold="true"
ForeColor="Green"
>
</asp:Label>
<br />
<asp:ListBox
ID="ListBox1"
runat="server"
ForeColor="AliceBlue"
BackColor="DodgerBlue"
>
<asp:ListItem Value="1">Jenny Jones</asp:ListItem>
<asp:ListItem Value="2">John Smith</asp:ListItem>
<asp:ListItem Value="3">Ben Forta</asp:ListItem>
<asp:ListItem Value="4">Raymond Camden</asp:ListItem>
<asp:ListItem Value="5">Little John</asp:ListItem>
</asp:ListBox>
<asp:RequiredFieldValidator
ID="RequiredFieldValidator1"
runat="server"
ControlToValidate="ListBox1"
Text="*"
>
</asp:RequiredFieldValidator>
<br />
<asp:Button
ID="Button1"
runat="server"
OnClick="Button1_Click"
Text="Show Profile"
Font-Bold="true"
ForeColor="Green"
/>
</div>
</form>
</body>
</html>
UrlEncodeTest.aspx
<%@ Page Language="C#" %>
<!DOCTYPE html>
<script runat="server">
protected void Page_Load(object sender, System.EventArgs e) {
Label1.Text = "Hi This is " + Request.QueryString["Name"];
Label1.Text += "<br />My employee ID is: " + Request.QueryString["ID"];
string imageSource = "~/Images/" + Request.QueryString["ID"] + ".jpg";
Image1.ImageUrl = imageSource;
Image1.BorderWidth = 2;
Image1.BorderColor = System.Drawing.Color.SaddleBrown;
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<h2 style="color:Red">asp.net UrlEncode example</h2>
<asp:Label ID="Label1" runat="server" Font-Size="Large" ForeColor="DodgerBlue">
</asp:Label>
<br /><br />
<asp:Image ID="Image1" runat="server" />
</div>
</form>
</body>
</html>


