那,就,不,可,能。
或者你直接这样写
Dim ftp1 As New
FtpClient
ftp1.Host="196.128.143.28"
ftp1.Account = "foxuser"
ftp1.Password = "138238110"
If ftp1.DeleteFile("\update\Desert.jpg") = True Then
Messagebox.show("删除完成!","提示",MessageBoxButtons.OK,MessageBoxIcon.Information)
Else
Messagebox.show("删除失败!","提示",MessageBoxButtons.OK,MessageBoxIcon.Information)
End If