asp.net INI文件读写类

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); 
        } 
    } 
}