using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Text; namespace Common
{
/// <summary>
/// AppSettings操作类，作者：Ward
/// </summary>
public class ConfigHelper
{
/// <summary>
/// 获取配置值
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
/// <returns></returns>
public static string Get(string key)
{
var cfg = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None); //打开配置文件
return cfg.AppSettings.Settings[key]?.Value;
}
/// <summary>
/// 添加或修改,有值作修改，无值做添加
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
/// <returns></returns>
public static bool Set(string key, string value)
{
try
{
var cfg = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None); //打开配置文件
if (string.IsNullOrEmpty(cfg.AppSettings.Settings[key].Key))
{
cfg.AppSettings.Settings.Add(key, value); //添加配置节
}
else
{
cfg.AppSettings.Settings[key].Value = value; //修改配置节
}
cfg.Save(); //保存
ConfigurationManager.RefreshSection("appSettings"); //更新缓存
}
catch (Exception)
{
return false;
}
return true;
}
/// <summary>
/// 删除
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
/// <returns></returns>
public static bool Del(string key)
{
try
{
var cfg = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None); //打开配置文件
cfg.AppSettings.Settings.Remove(key); //删除配置节
cfg.Save(); //保存
ConfigurationManager.RefreshSection("appSettings"); //更新缓存
}
catch (Exception)
{
return false;
}
return true;
}
}
}