INI配置文件操作

需要事先存在配置文件！！！

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using System.IO;

namespace Lottery
{
    public class IniFile
    { //文件INI名称 
        public string Path;

        /**/
        声明读写INI文件的API函数 
        [DllImport("kernel32")]

        private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);


        [DllImport("kernel32")]

        private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);


        //类的构造函数，传递INI文件名 
        public IniFile(string inipath)
        {
            // 
            // TODO: Add constructor logic here 
            // 
            Path = inipath;
        }

        //写INI文件 
        public void IniWriteValue(string Section, string Key, string Value)
        {
            WritePrivateProfileString(Section, Key, Value, this.Path);

        }

        //读取INI文件指定 
        public string IniReadValue(string Section, string Key)
        {
            StringBuilder temp = new StringBuilder(255);
            int i = GetPrivateProfileString(Section, Key, "", temp, 255, this.Path);
            return temp.ToString();

        }
         <summary>
        /// 验证文件是否存在
        /// </summary>
        /// <returns>布尔值</returns>
        public bool ExistINIFile()
        {
            return File.Exists(this.Path);
        }
    }
}

/*****
//调用
	#region 读取INI配置文件
	IniFile file = new IniFile(System.IO.Directory.GetCurrentDirectory()+"/Lottery.ini");
	if (file.ExistINIFile())
	{
	_Number = file.IniReadValue("TestIni", "number");
	_Speed = int.Parse(file.IniReadValue("TestIni", "speed"));
	#endregion
***/