PPWIZARD is a free preprocessor for HTML, REXX, Visual Basic or any text files.
This variable contains the current line number of the input file currently being processed.
If you need to access the line number of other included files, then you will need to use the InputComponentLineLevel() routine.
Note that it symbol takes a parameter which can be used to format the number, please see FormatNumber()) for more details of the parameter).
This is a Standard Definition which always exists (you don't need to #define it). Note that you can create your own variations or completely new ones (see the examples).