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.