intervalTrigger()
is set as a Job’s trigger to trigger a Job at a recurring interval.
Scheduled Triggers do not trigger Jobs in the DEV Environment. When you're working locally you should use the Test feature to trigger any scheduled Jobs.
Intervals are set with a number of seconds. There are some important considerations:
If you wish to Run a Job at an exact time or less frequently than once pr day you should use a cronTrigger() instead.