Построить выражение
0-59
0-23
1-31
1-12
0-6
0 * * * *Описание: At minute 0 of every hour
Популярные шаблоны
Следующие 5 запусков
- 1Tue, May 5, 06:00 PM
- 2Tue, May 5, 07:00 PM
- 3Tue, May 5, 08:00 PM
- 4Tue, May 5, 09:00 PM
- 5Tue, May 5, 10:00 PM
Справка по синтаксису
* - любое значение
*/5 - каждые 5 единиц
1,3,5 - конкретные значения
1-5 - диапазон значений
Learn More About Cron
Master cron expressions with detailed guides and ready-to-use patterns:
About Cron Expression Generator
Cron is a time-based job scheduler in Unix-like operating systems. Our free online Cron Expression Generator helps you build, translate, and validate complex cron schedules without having to memorize the syntax.
How It Works
The tool provides a user-friendly interface to select minutes, hours, days, and months. It translates your selections into a standard 5-part or 6-part cron string (e.g., '0 12 * * ?') and calculates the next upcoming execution dates.
Common Use Cases
- Scheduling automated database backups
- Setting up recurring email newsletters or reports
- Configuring CI/CD pipeline triggers (like GitHub Actions)
- Automating server maintenance scripts
Frequently Asked Questions
An asterisk means 'every'. For example, an asterisk in the hour field means the job will run every hour.
Standard cron uses 5 fields (minute, hour, day of month, month, day of week). Systems like AWS CloudWatch or Quartz use 6 fields (adding a year field) and support special characters like '?' and 'L'.