先在引用选取你需要用的这个dll,在程序中添加类,举个简单的例子给你,
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Runtime.InteropServices;
using C1.C1Zip;
namespace Util
{
#region
/// <summary>
/// This Class is used for get or set local machine time
/// </summary>
public class Cls_ChangeDT
{
//this function is used for get local machine time
[DllImport("Kernel32.dll")]
public static extern void GetLocalTime(SystemTime st);
//this function is used for set local machine time
[DllImport("Kernel32.dll")]
public static extern void SetLocalTime(SystemTime st);
//this structure define a systemtime
[StructLayout(LayoutKind.Sequential)]
public class SystemTime
{
public ushort wYear;
public ushort wMonth;
public ushort wDayOfWeek;
public ushort wDay;
public ushort wHour;
public ushort wMinute;
public ushort wSecond;
public ushort wMilliseconds;
}
}
}