二进制 图片 数据库

// 上传的图片文件到Image
            System.Drawing.Image img = System.Drawing.Image.FromFile(fileImg.PostedFile.FileName);

            // 以Jpeg格式存到内存中
            System.IO.MemoryStream ms = new System.IO.MemoryStream();
            img.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);

            // 输出Response.BinaryWrite(二进制)
            Response.ClearContent();
            Response.ContentType = "image/jpeg";
            Response.BinaryWrite(ms.ToArray());

            img.Dispose();
            ms.Dispose();
            ms.Flush();
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// 上传的图片文件到Image
        System.Drawing.Image img = System.Drawing.Image.FromFile(fileImg.PostedFile.FileName);

        // 以Jpeg格式存到内存中
        System.IO.MemoryStream ms = new System.IO.MemoryStream();
        img.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);

        using (SqlConnection con = new SqlConnection("Data Source=.\\SQLEXPRESS;AttachDbFilename=|DataDirectory|\\Database.MDF;Integrated Security=True;User Instance=True"))