What are the properties of a Map in Java Collections? (enthuware.ocpjp.v8.2.1380)
In this tutorial, we examine Map which, although it does not extend the interface Collection, is considered a "collection". A Map's keys must be unique but its values can be duplicated.
In this tutorial, we examine Map which, although it does not extend the interface Collection, is considered a "collection". A Map's keys must be unique but its values can be duplicated.