built-in shelf
Returns a string representation of the version of OmniMark currently running. The form of the string is:
V
          
none R/
          
 For example, the following program
        
process output "OmniMark language version: " || #language-version || "%n"
might output the following:
        OmniMark language version: V11R0 - Copyright (c) Stilo International, 1988-2019.