c#读取INI文件类

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
namespace 读写ini
{
public class Ini
{
// 声明INI文件的写操作函数 WritePrivateProfileString()
[System.Runtime.InteropServices.DllImport("kernel32")]
private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);
// 声明INI文件的读操作函数 GetPrivateProfileString()
[System.Runtime.InteropServices.DllImport("kernel32")]
private static extern int GetPrivateProfileString(string section, string key, string def, System.Text.StringBuilder retVal, int size, string filePath);

private string sPath = null;
public Ini(string path)
{
this.sPath = path;
}
public void Writue(string section, string key, string value)
{
// section=配置节，key=键名，value=键值，path=路径
WritePrivateProfileString(section, key, value, sPath);
}
public string ReadValue(string section, string key)
{
// 每次从ini中读取多少字节
System.Text.StringBuilder temp = new System.Text.StringBuilder(255);
// section=配置节，key=键名，temp=上面，path=路径
GetPrivateProfileString(section, key, "", temp, 255, sPath);
return temp.ToString();
}

}
class Program
{
static void Main(string[] args)
{
string Current;
Current = Directory.GetCurrentDirectory();//获取当前根目录
Console.WriteLine("Current directory {0}", Current);
// 写入ini
Ini ini=new Ini(Current+"/config.ini");
ini.Writue("Setting","key1","hello word!");
ini.Writue("Setting","key2","hello ini!");
ini.Writue("SettingImg", "Path", "IMG.Path");
// 读取ini
string stemp = ini.ReadValue("Setting","key2");
Console.WriteLine(stemp);

Console.ReadKey();
}

}
}