Express - Return binary data from webservice

Question

I try to return some binary data with Express. In the example, it\'s a PDF but theorically, this can be any sort of file.

But focus on the pdf for the moment. I wrot

Answer 1

I found a more simple solution :

request(req.url).pipe(res);

This pipes the original response from distant Web Service directly to my response! I got the correct file regardless of the file type.