Articles → .NET → Consequence of changing web.config at runtime
Consequence of changing web.config at runtime
Software requirement
Prerequisite knowledge
Steps of execution
Create a new project
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Add controls on page
Code
<asp:Button ID="Button1" runat="server" Text="Get session value" OnClick="Button1_Click"/>
<asp:Button ID="Button2" runat="server" Text="Change web.config" OnClick="Button2_Click" />
<asp:Button ID="Button3" runat="server" Text="Set session value" OnClick="Button3_Click" />
<asp:Label ID="Label1" runat="server" Text=""></asp:Label>
//Get session value
protected void Button1_Click(object sender, EventArgs e) {
Label1.Text = "Current Session value is : " + Session["ID"];
}
//Change config value
protected void Button2_Click(object sender, EventArgs e) {
Configuration conf = WebConfigurationManager.OpenWebConfiguration("~");
conf.ConnectionStrings.ConnectionStrings["ApplicationServices"].ConnectionString = "Test1";
conf.Save();
}
//set session value
protected void Button3_Click(object sender, EventArgs e) {
Session["ID"] = 4;
}
Output
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