Web lists-archives.com

[PHP] How to download part of file form the url?




A huge file was located on the url .
http://gensho.acc.umu.se/debian-cd/8.2.0/amd64/iso-cd/debian-8.2.0-amd64-lxde-CD-1.iso

Now i want to download some bytes between 10000bytes  and 20000bytes on the file .
HOW to write the php command?