User`s guide

Note that the ASCII value '1 (decimal value 49) is not the same as the integer value 1
(decimal value 1.0). Also, it is not the same as the string value "1".
Functions That Operate on String Data
For a summary of V+ functions that operate on string data, see the section String-Related
Functions on page 144.
1
The dollar sign is not considered in the character count of the variable name.
String Data Type
(Undefined variable: Primary.Product_Name_V)Language User's Guide, version
17.x
Page 101