【ASP.NET】下载CSV文件

        Dim encoding As System.Text.Encoding = System.Text.Encoding.GetEncoding("utf-8")
        Response.ContentType = "application/octet-stream"
        Response.AddHeader("Content-Disposition", "attachment; filename=data.csv")
        Dim resultcsv As String
        resultcsv = "Hello World"
        Response.BinaryWrite(encoding.GetBytes(resultcsv))
        Response.End()