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<oerjan> slbd olist//s,\\$n:,<$n>:,
author HackEso <hackeso@esolangs.org>
date Fri, 17 Sep 2021 00:14:36 +0100
parents 652d1c5a24be
children
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sep="//"
[[ "$1" == ?*"$sep"* ]] || exit 1
topic="$(echo "${1%%$sep*}" | lowercase)"
stuff="${1#*$sep}"
perl -i -p -e 's/\n/ /' "${HACKENV-/hackenv}/wisdom/$topic"
echo "$stuff" >>"${HACKENV-/hackenv}/wisdom/$topic"
echo -n "Learned '$topic': "
cat "${HACKENV-/hackenv}/wisdom/$topic"