Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
curl
head
I
Show document info only
HTTP FTP FILE
http ftp file
4.0
boolean
get
verbose
trace-ascii
-I $URL
--head
Fetch the headers only! HTTP-servers feature the command HEAD which this uses
to get nothing but the header of a document. When used on an FTP or FILE file,
curl displays the file size and last modification time only.