The base packages attached at the assumed R version: AttachedBasePackages without the ones that
release did not ship yet, so an assumed R 1.8 does not resolve a name against a package that came later.
The order is kept, as it is the search-path order a shared export is decided by.
The base packages attached at the assumed R version: AttachedBasePackages without the ones that release did not ship yet, so an assumed R 1.8 does not resolve a name against a package that came later. The order is kept, as it is the search-path order a shared export is decided by.