cron एक्सप्रेशन समझें.

Five-field numeric cron only. No seconds, named aliases or platform-specific syntax.

Explain five-field cron schedules using ranges, lists and step intervals. Five-field numeric cron only. No seconds, named aliases or platform-specific syntax. Inputs stay on your device. Review the preview or output before using it; refresh the page to clear the current working session.

0 9 * * 1-5 means minute 0, hour 9, Monday through Friday.