Support for iterators, which allow a programmer to traverse through all the elements of a vector, list, or other collection of data.
copied from cf-staging / r-iteratorsconda install conda-forge::r-iterators
conda install conda-forge/label/cf201901::r-iterators
conda install conda-forge/label/cf202003::r-iterators
conda install conda-forge/label/gcc7::r-iterators