1440WGJ/PLCCommunication/Common/IniHelper.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;

namespace PLCCommunication
{ 
    public class IniHelper
    {
        public string path;
        public IniHelper(string INIPath)
        {
            path = INIPath;
        }
        [DllImport("kernel32", CharSet = CharSet.Unicode)]
        private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);

        [DllImport("kernel32", CharSet = CharSet.Unicode)]
        private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);

        [DllImport("kernel32", CharSet = CharSet.Unicode)]
        private static extern int GetPrivateProfileString(string section, string key, string defVal, byte[] retVal, int size, string filePath);
        public void IniWriteValue(string Section, string Key, string Value)
        {
            WritePrivateProfileString(Section, Key, Value, path);
        }
        public string IniReadValue(string Section, string Key)
        {
            try
            {
                StringBuilder temp = new StringBuilder(255);
                int i = GetPrivateProfileString(Section, Key, "", temp, 255, path);
                return temp.ToString();
            }
            catch (Exception)
            {
                return null;
            }
        }
        public byte[] IniReadValues(string section, string key)
        {
            byte[] temp = new byte[255];
            int i = GetPrivateProfileString(section, key, "", temp, 255, path);
            return temp;
        }

        public void ClearAllSection()
        {
            IniWriteValue(null, null, null);
        }

        public void ClearSection(string Section)
        {
            IniWriteValue(Section, null, null);
        }
    }

}