is there a way when declaring a Sub you can specify an argument is optional or is there a way in the subroutine code to check if the argument is there?
is there a way when declaring a Sub you can specify an argument is optional or is there a way in the subroutine code to check if the argument is there?
is there a way when declaring a Sub you can specify an argument is optional or is there a way in the subroutine code to check if the argument is there?