偶看新闻痛风可以吃牛肉吗?:获取U盘码
来源：百度文库 编辑：偶看新闻 时间：2024/04/28 12:01:38
Private Declare Function
GetLogicalDriveStrings Lib "kernel32"Alias "GetLogicalDriveStringsA" (ByVal
nBufferLength As Long, ByVal lpBuffer
As String) As Long
Private Declare Function
GetDriveType Lib "kernel32" Alias "
GetDriveTypeA" (ByVal nDrive As String
) As Long
Private Sub Form_Click()
Dim iscd As Boolean
Dim StrDrive As String '盘符串(A:
\ C:\ D:\...)
Dim DriveID As String '盘符(如:A:
\)
iscd = False
StrDrive = String(100, Chr$(0)) '
初始化盘符串
Call GetLogicalDriveStrings(100,
StrDrive) '返回盘符串
Dim i As Integer
'返回光盘盘符到数组
For i = 1 To 100 Step 4 '注意这
里是4
DriveID = Mid(StrDrive, i, 3) '枚举
符
If GetDriveType(DriveID) = 2
Then
s = Mid(StrDrive, i, 3)
msgbox "可移动盘的盘符为 "
& s
exit for
end if
If DriveID = Chr$(0) & Chr(0) &
Chr(0) Then
Exit For '没有盘符,即时
退出循环
Next i
End Sub