multimap::key_compare
A type that provides a function object that can compare two sort keys to determine the relative order of two elements in the multimap.
typedef Traits key_compare;
Remarks
key_compare is a synonym for the template parameter Traits.
For more information on Traits see the multimap Class topic.
Example
See the example for key_comp for an example of how to declare and use key_compare.
Requirements
Header: <map>
Namespace: std