Crontab生成器

验证并生成crontab，并获取cron计划的易读描述。

Unix标准

AWS

At 40 minutes past the hour, every hour, every day

Next 5 execution times: 2026-01-16T12:40:00.000+08:00 2026-01-16T13:40:00.000+08:00 2026-01-16T14:40:00.000+08:00 2026-01-16T15:40:00.000+08:00 2026-01-16T16:40:00.000+08:00

详细

使用24小时时间格式

日期从0开始

月份从0开始

时区：

Browser TZ - Asia/Shanghai (+08:00)

 -- Standard CRON Syntax -- ┌──────────── [optional] seconds (0 - 59) | ┌────────── minute (0 - 59) | | ┌──────── hour (0 - 23) | | | ┌────── day of month (1 - 31) | | | | ┌──── month (1 - 12) OR jan,feb,mar,apr ... | | | | | ┌── day of week (0 - 6, sunday=0) OR sun,mon ... | | | | | | * * * * * * command

symbol	meaning	example	equivalent
*	Any value	* * * * *	Every minute
-	Range of values	1-10 * * * *	Minutes 1 through 10
,	List of values	1,10 * * * *	At minutes 1 and 10
/	Step values	/10 * * *	Every 10 minutes
@yearly	Once every year at midnight of 1 January	@yearly	0 0 1 1 *
@annually	Same as @yearly	@annually	0 0 1 1 *
@monthly	Once a month at midnight on the first day	@monthly	0 0 1 * *
@weekly	Once a week at midnight on Sunday morning	@weekly	0 0 * * 0
@daily	Once a day at midnight	@daily	0 0 * * *
@midnight	Same as @daily	@midnight	0 0 * * *
@hourly	Once an hour at the beginning of the hour	@hourly	0 * * * *
@reboot	Run at startup

Crontab生成器

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