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Please post what Operating System and version you have. We need to know whether your find command has the -mmin switch of whether it just has the usual accuracy of 24 hours.

Nice solution corona688.

@qamar.alam, you can also print error/help messages before calling continue eg:


*) echo "Hour must be between 0 and 23 - please reenter" ; continue ;;

OLDIFS="$IFS"
IFS=":"
while true
do
printf "Enter time: "
read DDD HH MM

case "$DDD" in
sun|mon|tue|wed|thu|fri|sat|sun) ;;
*)...