C Stl Map Example

Because multimap containers keep their elements ordered at all times, begin points to the element that goes first following the container's sorting criterion. Parameters none return value an iterator to the first element in the. Use std::map to declare a map container object in c++ ;

Values assigned to keys can be changed. Values associated with keys can be changed. The program reads a number from the user, finds the word equivalent for each digit (using the map), and prints the number back as a series of words.

Map::at () function is an inbuilt function in c++ stl, which is defined in header file.

Because the keys are already in order, searching. C++ also supports standard template library or stl. To use the map class, you will need to include <<strong>map</strong>> and maps are part of the std namespace. Map of sets in c++ stl with examples.