title: How can I access the properties of a pdf in javascript? I am given a url and I need to know the number of pages and the size of those pages
body: <p>Maybe a library could help? I saw one solution here but its not what I am looking for because I need a simpler one to upload to a dockerized server
  <a href="https://stackoverflow.com/questions/14644353/get-the-number-of-pages-in-a-pdf-document/14644354#14644354">Get the number of pages in a PDF document</a></p>