1. To access built-in functions, type the word Stream. (notice the dot) to show a list of functions' categories.


2. A common requirement is to access tags values or force them through script.


There are 4 functions as shown below.


The first two are for getting values (numeric or string) and the last two functions are for forcing values (numeric and string).


Note: GetValuNum and SetValueNum expects Double variable type.