6 setting2=`echo "$setting" | tr -cd '[:digit:]'`
7 if [ "$setting" != "$setting2" ]; then
8 echo Invalid current value
12 newsetting=$(($setting + 1))
15 if [ $newsetting -gt 30 ]; then
16 echo "New value too high"
19 if [ $newsetting -lt 10 ]; then
20 echo "New value too low"
24 dimplex-set $newsetting