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gists/tools/between
2022-05-13 12:50:20 +02:00

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#!/bin/bash
start=${1}
end=${1#*-}
shift
count=1
if [[ -z "${end}" ]] ; then
# echo "no end specified"
if [[ $# -eq 1 ]] ; then
echo "setting count"
count=${1}
fi
end=$(( ${start} - 1 + ${count} ))
# echo "from ${start}"
# echo "end ${end}"
else
start=${start%-*}
# echo "from ${start}"
# echo "end ${end}"
fi
cat $@ | head -n+${end} | tail -n+${start}