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ReadIniTest_GetPrivateProfileString

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

namespace ReadIniTest
{
    class Class1
    {
        [DllImport("kernel32.dll")]
        static extern uint GetPrivateProfileString(string lpAppName, string lpKeyName, string lpDefault, StringBuilder lpReturnedString, uint nSize, string lpFileName);

        public static string GetItemValueFromIniFile(string initFileName, string groupName, string itemName)
        {
            StringBuilder strBuilder = new StringBuilder(500);
            uint cap=(uint)strBuilder.Capacity;
            uint uRes = GetPrivateProfileString(groupName, itemName, "default", strBuilder, cap, initFileName);
            Console.WriteLine("cap={0},uRes={1}", cap, uRes);//cap=500,uRes=499
            return strBuilder.ToString();
        }
    }
}

 

ReadIniTest_GetPrivateProfileString