Cat wrote: > Hi all, > > I think Gerhard's solution is fine. > But I would add two statements in the beginning of the code, within the > macro: > > - option nomprint nosource nosource2; > - libname toto "C:/temp" access = read-only to prevent evrybody from > simple use, then put all data sets you create in your code in this > dedicated library.

Or only the first one, this should suffice to generate an error message, thus stop the process. But of you only wants to hide your code, options nomprint nosource nosource2; is enough.

> > Kind regards, > > Catherine.