CronScheduledTrigger.parse constructor
Create a trigger based on a cron-formatted string expression.
cronExpression
- The cron expression as aString
.duration
- The duration (until stopped) of the the sampling.
Cron format used is:
<minutes> <hours> <days> <months> <weekdays>
For example 42 19 * * *
is "Everyday at 19:42".
See e.g. crontab guru for help in formatting cron jobs.
Implementation
factory CronScheduledTrigger.parse({
required String cronExpression,
Duration? duration,
}) =>
CronScheduledTrigger._(
cronExpression: cronExpression,
duration: duration ?? const Duration(seconds: 1),
);