Bash Cleverness - Too Clever by 0.5?
I recently saw
!$:t in a
tar command and had no idea what it was doing:
In line two,
!$ selects the previous command, courtesy of command history expansion, and then
:t gets the final section of that command (so, in this case, we end up with
The man page for the history command refers to
:t as follows:
Remove all leading file name components, leaving the tail.
(Which reminds me of the
I saw the above example here - where additional dexterity is used.
I admire the conciseness, but would prefer explicitness, in this case.