The scheduler runs a statement periodically. This might be needed for stateful functions that require regular periodic updates

schedule <name> <statement> <period>

Run the code in statement periodically, at the frequency of period times per bar

Parameter Description Range
name An identifier Any string
period the number of times per bar to run the code >0
statement A function Any function

To print “hi” 3 times per bar:

(schedule "test" 3 (println "hi"))

unschedule <name>

Remove a function from the scheduler

Parameter Description Range
name An identifier Any string 
(unschedule "test")