Uploading And Downloading PDF Files From Database Using ASP. In this article I will explain how to upload only PDF files with validation to a database and display in a gridview and download the PDFl files from a database on the gridview selected event. Unable to uploading a pdf to linkedin your account data!
Delhi Chapter: Pre-Conference Full Day Hands-On Workshop on Node. I am also working with these types of modules, so I want to share my experience to others so they can benefit from this aricle when they encounter the same type of task. So by considering the above requirement I decided to write this article especially focusing on beginners and those who want to learn how to upload only PDF files and display in a grid view and download files in a gridview selected event which is displayed in the grid view. In the above table I have created four columns, they are id for the unique identity, Name for the PDF file name, type for file type and data to store the actual content of the files with binary datatype because the content of the files stored in bytes.
I hope you have created the same type of table. Now let us start to create an application to upload and download PDF files step-by-step. Start” – “All Programs” – “Microsoft Visual Studio 2010”. Then right-click on Solution Explorer – “Add New Item” – Default. File upload control, two Buttons, one label and a grid view. Now switch to design mode and double-click on the upload button and put the following code to upload and validate that only PDF files are allowed to be upload.
Now click on view files details. The gridview shows the uploaded files with details as shown below. Then choose browse with Adobe Reader and click on the ok button. Then the file will be opened in PDF format . I hope this article is useful for all readers, if you have any suggestion then please contact me including beginners also. Download the zip file from the attachment for the full source code of an application. All contents are copyright of their authors.