Option Explicit
Private Declare Sub GetSystemTime Lib "kernel32" (lpSystemTime As SYSTEMTIME)
Private Declare Function SetSystemTime Lib "kernel32" (lpSystemTime As SYSTEMTIME) As Long
Private Type SYSTEMTIME
wYear As Integer
wMonth As Integer
wDayOfWeek As Integer
wDay As Integer
wHour As Integer
wMinute As Integer
wSecond As Integer
wMilliseconds As Integer
End Type
Dim time As SYSTEMTIME
Private Sub Command1_Click()
Dim hour As Integer
hour = txttime(3) - 8 'Beijing Time
With time
.wYear = txttime(0).Text
.wMonth = txttime(1).Text
.wDay = txttime(2).Text
.wHour = IIf(hour > 0, hour, hour + 24) 'set universal time
.wMinute = txttime(4).Text
.wSecond = txttime(5).Text
End With
SetSystemTime time
End Sub
Private Sub Form_Load()
GetSystemTime time
With time
txttime(0).Text = .wYear
txttime(1).Text = .wMonth
txttime(2).Text = .wDay
txttime(3).Text = .wHour + 8 'Beijing Time
txttime(4).Text = .wMinute
txttime(5).Text = .wSecond
End With
End Sub