using System;

using System.Collections.Generic;

using System.Text;

using System.Configuration;  

namespace DotNet.Utilities.配置文件操作类

{

    public class ConfigHelper_sufei

    {

        /// <summary>

        /// 根据Key取Value值

        /// </summary>

        /// <param name="key"></param>

        public static string GetValue(string key)

        {

            return ConfigurationManager.AppSettings[key].ToString().Trim();

        }  

        /// <summary>

        /// 根据Key修改Value

        /// </summary>

        /// <param name="key">要修改的Key</param>

        /// <param name="value">要修改为的值</param>

        public static void SetValue(string key, string value)

        {

            ConfigurationManager.AppSettings.Set(key, value);

        }  

        /// <summary>

        /// 添加新的Key ，Value键值对

        /// </summary>

        /// <param name="key">Key</param>

        /// <param name="value">Value</param>

        public static void Add(string key, string value)

        {

            ConfigurationManager.AppSettings.Add(key, value);

        }  

        /// <summary>

        /// 根据Key删除项

        /// </summary>

        /// <param name="key">Key</param>

        public static void Remove(string key)

        {

            ConfigurationManager.AppSettings.Remove(key);

        }

    }

}