Private Declare Function GetSystemDirectory Lib "kernel32.dll" _ Alias "GetSystemDirectoryA" _ (ByVal lpBuffer As String, _ ByVal nSize As Long) As Long

Private Sub Command1_Click() Dim windir As String 'deklarasi variabel utk direktori Dim slength As Long 'deklarasi variabel utk panjang windir = Space(255) 'sediakan buffer untuk menerima string 'ambil nilai dari function API GetSystemDirectory slength = GetSystemDirectory(windir, 255) windir = Left(windir, slength) 'extract string dari buffer 'Tampilkan: MsgBox "Direktori sistem ada di: " & windir, vbInformationEnd Sub