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# Generate a sequence from m to n, m defaults to 1.
seq ()
{
declare -i lo hi i # makes local
local _SEQ
case $# in
1) seq 1 "$1" ; return $? ;;
2) lo=$1 hi=$2
i=$lo _SEQ=""
while let "i <= hi"; do
_SEQ="${_SEQ}$i "
let i+=1
done
echo "${_SEQ# }"
return 0 ;;
*) echo seq: usage: seq [low] high 1>&2 ; return 2 ;;
esac
}
# like the APL `iota' function (or at least how I remember it :-)
iota()
{
case $# in
1) seq 1 "$1"; return $?;;
*) echo "iota: usage: iota high" 1>&2; return 2;;
esac
}