How to convert the file into pdf while uploading it to the d

I answered a similar question in the following post about using LEADTOOLS document converter class:

http://www.c-sharpcorner.com/forums/convert-a-jpgpngtxt-or-any-file-format-to-pdf-using-mvc5

Here is what the answer said:

One of good approaches is to use DocumentConverter class from LEADTOOLS which provides the ability to convert different image and document formats including (JPEG, PNG, TIFF, XLS, DOCX, etc.) to PDF or other formats. Check below link for more details and sample code:

https://www.leadtools.com/help/leadtools/v19m/dh/doxc/documentconverter.html