How to Access AppSettings in ASPX or ASCX File

You have web application settings in the <appSettings> section of your web.config, and you want to access them in Web Form (.aspx) File or Web User Control (.ascx) file, you can use appSettings binding expression as shown in the following code.

Suppose you have following appSettings in web.config

  <add key="LoginButtonText" value="Login" />

You can read above appSettings in aspx or ascx file as follows:

<asp:Button id="Button1" runat="server" Text='<%$ appSettings:LoginButtonText %>'></asp:Button>



About author

User avatar

Waqas Anwar

Founder of, Senior Consultant, Microsoft .NET and Web Technologies