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public shellscript v1 · immutabledofun () { echo zzz echo zzz echo zzz}declare -t dofuntrap "echo >&2 \$PS4\$BASH_COMMAND" DEBUGecho helloecho worlddofun adofundeclare -p dofundofun () { echo zzz echo zzz echo zzz}declare -t dofuntrap "echo >&2 \$PS4\$BASH_COMMAND" DEBUGecho helloecho worlddofun adofundeclare -p dofun