string filename = Path.GetFileName(FileUpload1.PostedFile.FileName); string ext = Path.GetExtension(filename); if (ext == ".png" || ext == ".jpg" || ext == ".jpeg" || ext == ".PNG" || ext == ".JPG" || ext == ".JPEG" || ext == ".gif" || ext == ".GIF") { Stream fs = FileUpload1.PostedFile.InputStream; BinaryReader br = new BinaryReader(fs); Byte[] bytes = br.ReadBytes((Int32)fs.Length); string base64String = Convert.ToBase64String(bytes, 0, bytes.Length); Label1.Text = "Data stored successfully !!!!!"; } else { Response.Write("<script>alert('unsupported format of photo file');</script>"); }
var
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