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<b_jonas> slashlearn discord//The unofficial Esolangs and code golf Discord server: https://discord.gg/3UXSK5p
author HackEso <hackeso@esolangs.org>
date Wed, 23 Oct 2019 18:38:08 +0000
parents ad82afc321ca
children 8ec9cd952dd5
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OLD="wisdom/$1"; [ -z "$1" ] && OLD="$(lastfiles)"; NEW="${OLD}s"; if [ -f "$NEW" ]; then echo "«${NEW}» already exists"; exit 1; fi; mv "$OLD" "$NEW" && echo "«${OLD}» -> «${NEW}»"