fc -s [OLD=NEW] [command]

The last command or the last command starting with [command] is re-executed after OLD is subsituted with NEW.

fc -p prepend [command]

Prepends the text prepend in front of the last command or the last command starting with [command] and re-execute it.

fc -l

Lists the last 15 commands, newest last

fc [-e editor] [range]

Edit the last command (or [range] commands) in either [editor], $ENV{FCEDIT}, $ENV{EDITOR} or vi.