ASP.NET中实现直接从网页上下载文件，而不须引用文件URL来下载

While ReadCount = FileBuffer

ReadCount = Reader.Read(Buffer, 0, FileBuffer)

ReDim Preserve Buffer(ReadCount - 1)

PageResponse.BinaryWrite(Buffer)

End While

Response.End()

Catch ex As Exception

Return False

Finally

Reader.Close()

End Try

Catch ex As Exception

Return False

End Try

Return True

End Function