Value_type_C 98

std::map<Key,T,Compare,Allocator>::value_compare

class value_compare;

std::map::value_compare is a function object that compares objects of type std::map::value_type (key-value pairs) by comparing of the first components of the pairs.

Member Type	Definition
result_type	bool
first_argument_type	value_type
second_argument_type	value_type

These member types are obtained via publicly inheriting std::binary_function<value_type, value_type, bool>

Protected member objects	Definition
Compare comp	the stored comparator (protected member object)

Member functions	Definition
(constructor)	constructs a new value_compare object (protected member function)
operator()	compares two values of type value_type (public member function)