Question 1

What is a Cron Expression?

Accepted Answer

A Cron Expression is a format used in Unix/Linux systems to define scheduled task execution times. It consists of 5 or 6 fields: minute, hour, day, month, weekday (optional year). For example, '0 9 * * 1-5' means it runs at 9 AM every Monday through Friday.

Question 2

What does cron expression * * * * * mean?

Accepted Answer

'* * * * *' represents every minute。The five asterisks represent: every minute, every hour, every day, every month, and every day of the week。

⏰ CronExpression Generator

✏️ Visual Configuration

📥 Manual Input

🕐 Next Execution Times

⚡ Common Examples

⏰ CronExpression Generator

✏️ Visual Configuration

📥 Manual Input

🕐 Next Execution Times

⚡ Common Examples

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