C# 修改系统本地时间

最新推荐文章于 2023-12-30 16:39:35 发布

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最新推荐文章于 2023-12-30 16:39:35 发布

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文章标签： c# struct date class

本文链接：https://blog.youkuaiyun.com/kimcheolhyun/article/details/6819502

版权

using System;
using System.Runtime.InteropServices;
using System.Windows.Forms;

namespace SystemTime
{
    public partial class FormLocal : Form
    {
        #region SetLocalTime
        [DllImport("Kernel32.dll")]
        private static extern bool SetLocalTime(ref SYSTEMTIME lpSystemTime);

        [StructLayout(LayoutKind.Sequential)]
        private struct 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;
        }

        private void SetSystemTime(DateTime date)
        {
            SYSTEMTIME lpTime = new SYSTEMTIME();
            lpTime.wYear = Convert.ToUInt16(date.Year);
            lpTime.wMonth = Convert.ToUInt16(date.Month);
            lpTime.wDayOfWeek = Convert.ToUInt16(date.DayOfWeek);
            lpTime.wDay = Convert.ToUInt16(date.Day);
            DateTime time = DateTime.Now;
            lpTime.wHour = Convert.ToUInt16(time.Hour);
            lpTime.wMinute = Convert.ToUInt16(time.Minute);
            lpTime.wSecond = Convert.ToUInt16(time.Second);
            lpTime.wMilliseconds = Convert.ToUInt16(time.Millisecond);
            SetLocalTime(ref lpTime);
        }
        #endregion
    }
}