using System;
using System.Runtime.InteropServices;
using System.Text;
class MainClass
{
[DllImport("kernel32.dll", EntryPoint = "WritePrivateProfileString")]
private static extern bool WritePrivateProfileString(string lpAppName, string lpKeyName, string lpString, string lpFileName);
static void Main(string[] args)
{
// Write a new value.
WritePrivateProfileString("MySection", "MyKey", "New Value", "\\initest.ini");
}
}