Private Declare Function GetWindowsDirectory Lib "kernel32" Alias "GetWindowsDirectoryA" (ByVal lpBuffer As String, ByVal nSize As Long) As Long Private Sub Command1_Click() Dim lpBuffer As String, i As Integer lpBuffer = String(255, " ") i = GetWindowsDirectory(lpBuffer, 255) Print Left(lpBuffer, i) '可以设置一个变量来存储这个系统...