19 июл. 2012 г. · Since the entries of a std::multimap<> are implicitly sorted and come out in sorted order when iterating through them, you can use the std::unique_copy ...

25 июн. 2015 г. · You can use Multimap.keySet() to get just the distinct keys. You can use Multimap.entries() to get the (key, values) pairs, ...

21 февр. 2012 г. · Is there a simple or standard way to have a multimap iterator which iterate across unique keys in a multimap?

12 июл. 2012 г. · Could you check if the std::multimap::count(key) == 1?

20 нояб. 2012 г. · In STL you can use std::pair to create a container whose keys (or values) are composites of more than one value, so you could turn your ...

31 окт. 2013 г. · What is the easiest way to loop over the unique keys in a boost unordered_multimap. For example I have this:

20 дек. 2017 г. · No, there is no built-in in the standard to do this. Consider that your count function works because a multimap is internally sorted.

23 мар. 2013 г. · A std::multimap::iterator is not directly convertible to a std::reverse_iterator . You need to make the result of std::lower_bound the base ...

14 июн. 2021 г. · I'm trying to store a list of objects in a Hazelcast MultiMap. Each object has a name and other attributes. That name should be unique for the given key in ...

4 янв. 2020 г. · I have a std::unordered_multimap and I want to iterate over each key exactly once. What I'm currently doing is copying all keys into a std::set.