Session$

The Session$ internal function returns WSID$ (three or four digits) and a one digit session identifier number (1-9) to stipulate which among the 9 possible sessions a particular instance of Business Rules! is.

Exapmles

If you have two sessions of BR open and execute the following command in both of them:

print session$

then the output will be 011 in the first session and 012 in the second.