Build and understand cron expressions with a visual editor. See human-readable descriptions and next execution times.
A cron expression is a string of five or six fields representing a schedule. Fields represent minute, hour, day of month, month, and day of week.
The asterisk (*) means 'every' or 'any value'. For example, * in the minute field means every minute.
Use the expression '0 9 * * 1-5' which means minute 0, hour 9, any day of month, any month, Monday through Friday.