ConfigAppSettingsHelper.cs
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using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace HHECS.Infrastructure.CommonHelper
{
/// <summary>
/// 读取或写入App.config中Appsetting段的帮助类
/// </summary>
public class ConfigAppSettingsHelper
{
/// <summary>
/// 写入值
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
public static void SetValue(string key, string value)
{
//增加的内容写在appSettings段下 <add key="RegCode" value="0"/>
Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
if (config.AppSettings.Settings[key] == null)
{
config.AppSettings.Settings.Add(key, value);
}
else
{
config.AppSettings.Settings[key].Value = value;
}
config.Save(ConfigurationSaveMode.Modified);
ConfigurationManager.RefreshSection("appSettings");//重新加载新的配置文件
}
/// <summary>
/// 读取指定key的值
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public static string GetValue(string key)
{
Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
if (config.AppSettings.Settings[key] == null)
return "";
else
return config.AppSettings.Settings[key].Value;
}
}
}