Change URL Rewrite Rule in Web.Config from Code C#

Question

I want to modify rewrite rule from C# code. Url Rewrite rule is resides in web.config file.

Answer 1

I change value for connectionString in my web.config website with this code :

May be this example can help you (just change the value connectionString by system.webServer and add by rules etc.. Please tell me if it works for you

XmlDocument myXmlDocument = new XmlDocument();
myXmlDocument.Load("../myPath/web.config");
foreach (XmlNode node in myXmlDocument["configuration"]["connectionStrings"])
{
    if (node.Name == "add")
    {
        if (node.Attributes.GetNamedItem("name").Value == "SCI2ConnectionString")
        {
            node.Attributes.GetNamedItem("connectionString").Value = "new value";
        }
    }
}