asp.net读写INI文件的类

using System;
using System.Runtime.InteropServices;
using System.Text;
using System.IO;

namespace Common
{
/// <summary>
/// INI文件读写类。
/// </summary>
public class INIFile
{
public string path;

public INIFile(string INIPath)
{
path = INIPath;
}

[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);

[DllImport("kernel32")]
private static extern int GetPrivateProfileString(string section, string key, string defVal, Byte[] retVal, int size, string filePath);

/// <summary>
/// 写INI文件
/// </summary>
/// <param name="Section"></param>
/// <param name="Key"></param>
/// <param name="Value"></param>
public void IniWriteValue(string Section,string Key,string Value)
{
WritePrivateProfileString(Section,Key,Value,this.path);
}

/// <summary>
/// 读取INI文件
/// </summary>
/// <param name="Section"></param>
/// <param name="Key"></param>
/// <returns></returns>
public string IniReadValue(string Section,string Key)
{
StringBuilder temp = new StringBuilder(255);
int i = GetPrivateProfileString(Section,Key,"",temp, 255, this.path);
return temp.ToString();
}
public byte[] IniReadValues(string section, string key)
{
byte[] temp = new byte[255];
int i = GetPrivateProfileString(section, key, "", temp, 255, this.path);
return temp;
}

/// <summary>
/// 删除ini文件下所有段落
/// </summary>
public void ClearAllSection()
{
IniWriteValue(null,null,null);
}
/// <summary>
/// 删除ini文件下personal段落下的所有键
/// </summary>
/// <param name="Section"></param>
public void ClearSection(string Section)
{
IniWriteValue(Section,null,null);
}
}
}