info command examples
info – read Info documents
info show top-level dir menu
info info
show the general manual for Info readers
info info-stnd
show the manual specific to this Info program
info emacs
start at emacs node from top-level dir
info emacs buffers
start at buffers node within emacs manual
info --show-options emacs
start at node with emacs’ command line options
info --subnodes -o out.txt emacs
dump entire manual to out.txt
info -f ./foo.info
show file ./foo.info, not searching dir