CronExpression
Class: CRON expression parser that can determine whether or not a CRON expression is due to run, the next run date and previous run date of a CRON expression.
Source: packages/action-scheduler/lib/cron-expression/CronExpression.php:16
CronExpression::factory()
Method: Factory method to create a new CronExpression.
Source: packages/action-scheduler/lib/cron-expression/CronExpression.php:57