x=$(command -v $0 2>/dev/null) sed -rn 's/^### ?//;T;p' $x Personally I would not use the author's chosen sed commands. exec sed -n '/^###/p' $x woul

x=$(command -v $0 2>/dev/null) sed -rn 's/^### ?//;T;p' $x Personally I would not use the author's chosen sed commands. exec sed -n '/^###/p' $x would work fine.