Run command only if in work period

runIfWorkPeriod.bash

#!/bin/bash

# run function passed to this if we are in work period
# e.g runIfWorkPeriod echo "Hello there" will only 
# output "Hello there" if currenttime is within work period
function runIfWorkPeriod {
  start_time="09:00"
  end_time="17:00"
  currenttime=$(date +%H:%M)
  if [[ "$currenttime" > "$start_time" ]] && [[ "$currenttime" < "$end_time" ]]; then
    "$@"
  fi
}