Curl pdf download

Wrap your code in a try-catch block and add some debugging steps. I didn't test but I think that for filesize and readfile you need a real file's path instead of it's content as string.

Add a comment. Active Oldest Votes. Please try this. Quicksilver Quicksilver 2, 3 3 gold badges 21 21 silver badges 37 37 bronze badges. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Podcast what if you could invest in your favorite developer? Who owns this outage? Building intelligent escalation chains for modern SRE. Fetching a file and display its contents is all well and good, but what if you want to actually save the file to your system?

You can check on things with the cat command:. Execute the following command to download the remote robots. Now use the cat command to display the contents of do-bots. If you happened to try to fetch the robots. You can verify this by using the -I flag, which displays the request headers rather than the contents of the file:.

The output shows that the URL was redirected. The first line of the output tells you that it was moved, and the Location line tells you where:. You could use curl to make another request manually, or you can use the --location or -L argument which tells curl to redo the request to the new location whenever it encounters a redirect. Give it a try:. You can combine the -L argument with some of the aforementioned arguments to download the file to your local system:.

Its inclusion on most Unix-like operating systems and wide protocol support has made it popular with server admins. This is partly because of its lack of interactivity - when you download a file with cURL it doesn't ask for confirmation and can transfer multiple files at once. This makes it ideal for automation if you trust the source. Today we'll be walking you through the basics of using curl to download a file.

Our sample file will be the readme for blcli, BitLaunch's command-line interface , which is hosted on GitHub. In the case of our readme, the complete command would like this:.

So what if we want to use cURL to save a file to our server? For that, we must use the -O option:.