在C#中读写INI文件:WIN32 API

        [DllImport("kernel32")]
        private static extern long GetPrivateProfileString(string section,string key,string def,StringBuilder retval,int size,string filepath);
        [DllImport("kernel32")]
        private static extern long WritePrivateProfileString(string section,string key,string val,string filepath);
   //读
            StringBuilder sb=new StringBuilder(255);
            GetPrivateProfileString("setting","user","",sb,255,"d:/a.ini");
            MessageBox.Show(sb.ToString());
  //写
                        WritePrivateProfileString("setting","version","macroideal1.1","d:/a.ini");