'使用法
Dim instance As FpSpread
Dim stream As Stream
Dim isClearInputMapKey As Boolean
Dim value As Boolean
value = instance.OpenExcel(stream, isClearInputMapKey)
Dim f AsString
f = "D:\savetostream.xls"Dim s AsNew System.IO.FileStream(f, IO.FileMode.Open, IO.FileAccess.ReadWrite)
Try
FpSpread1.OpenExcel(s, True)
Catch ex As Exception
MessageBox.Show(ex.Message)
EndTry