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cat
while read -r l; do echo "$l"; done <
cat -e
while read -r l; do echo "$l"$; done <
cat -n
n=0; while read -r l; do n="$((n+1))"; printf '%5d %s\n' "$n" "$l"; done <
cat -b
n=0; while read -r l; do [ -n "$l" ] && n="$((n+1))" && printf '%5d %s' "$n" "$l"; echo; done <
5 0 Reply$ n=0; while read -r l; do n="$((n+1))" printf ' %d %s\n' "$n" "$l"; done < /etc/os-release 0 NAME="openSUSE Tumbleweed" 0 # VERSION="20230619" 0 ID="opensuse-tumbleweed" [...]
3 0 Reply; was missing
4 0 Reply
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