Web.config
首先要添加引用using System.Web.Configuration;
读取:
public ActionResult Get(string key)
{
string filepath = ConfigurationManager.AppSettings[key];
ViewBag.filepath = filepath;
return View();
}
添加:
public void add(string key, string value)
{
Configuration config = WebConfigurationManager.OpenWebConfiguration("~/");
AppSettingsSection app = config.AppSettings;
app.Settings.Add(key, value);
config.Save(ConfigurationSaveMode.Modified);
}
修改:
public void Upt(string key,string value) { Configuration config = WebConfigurationManager.OpenWebConfiguration("~/"); AppSettingsSection app = config.AppSettings; app.Settings[key].Value = value; config.Save(ConfigurationSaveMode.Modified); }
删除:
Public void Del(string key)
{
Configuration config = WebConfigurationManager.OpenWebConfiguration("~/");
AppSettingsSection app = config.AppSettings;
app.Settings.Remove(key);
config.Save(ConfigurationSaveMode.Modified);
};