All functions, whether built-in or user-defined, generally can be described as subroutines that return a value or complete a task. You pass information to the function in the form of arguments, ...

The function would pick a random number no lower than the lowest value and no higher than the highest value. SET bonusBall TO RANDOM(1, 59) User-defined functions ...

Where we saw that Named Formulas update themselves, for User Defined Functions we just call them and then they return their values. So for example if we use the above function in a label, the ...