NumericRef
From MultiCharts
Used in function input declaration statements to declare a Passed by Reference Numerical input. Declaring an input as Passed by Reference enables the function to modify the values of variables passed as the input.
Usage
Input:InputName(NumericRef)
Where: InputName - an expression specifying the input name
The name can consist of letters, underscore characters, numbers, and periods.
The name cannot begin with a number or a period and is not case-sensitive.
Example
Declare BarCount as a Passed by Reference Numerical function input:
Input:BarCount(NumericRef);