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C++ Language/Std/Stl/CollectionClasses/SortedCollections/Map/Size

< C++ Language‎ | Std‎ | Stl‎ | CollectionClasses‎ | SortedCollections‎ | Map
C++ Language
  1. Overview
  2. Preprocessing
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  13. Obsolete Features

The size() function reports how many items are in the map. The count('i') function reports how many items are in the map having that particular key (0 or 1 of them).

Additional information about map size (includes interactive examples)

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