Configuration cfa = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);    if (addrService != "")    {     cfa.AppSettings.Settings["WebServiceUrl"].Value = addrService;    }    if (setLogin != "")    {     cfa.AppSettings.Settings["LoginServerUrl"].Value = setLogin;    }    if (mapPath != "")    {     cfa.AppSettings.Settings["InitMapPath"].Value = mapPath;    }    cfa.Save(ConfigurationSaveMode.Modified);    //重新加載配置文件    ConfigurationManager.RefreshSection("appSettings");  

<pre name="code" class="csharp">    string value = ConfigurationSettings.AppSettings["InitMapPath"];</pre><pre></pre><p></p><pre></pre><br><br><p></p><p><br></p>