at July, 22nd from 7am approx. till 4pm
There are three special variables:
holds the line number of the instruction that was last executed before control of program was transferred to another place. This can be caused by a SIGNAL instruction, a CALL instruction or a trapped error condition.RC
is set to the errorlevel (return-code) after execution of every command (to host).RESULT
is set by a RETURN instruction in a CALLed procedure.