Function Filter

library/cpp/iterator/functools.h:53–55

    //! Usage: for (i32 x : Filter(predicate, container)) {...}
    template <typename TPredicate, typename TContainerOrRef>
    auto Filter(TPredicate&& predicate, TContainerOrRef&& container) {
        return ::MakeFilteringRange(std::forward<TContainerOrRef>(container), std::forward<TPredicate>(predicate));
    }

}