Map Collection In Java
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Map Collection In Java
Java collections can achieve all the operations that you perform on a data. The key must be unique but the values can be duplicate. The following code demonstrates how to initialize a hashmap in java.
Java map interface a map contains values on the basis of key, i.e. Initialize an empty map in the following code an empty map with keys and objects of type strings is. Maps have a different structure, with a mapping from keys to.
A map contains unique keys.
The collection in java is a framework that provides an architecture to store and manipulate the group of objects. Java map interface a map contains values on the basis of key, i.e. Each key and value pair is known as an entry. All of those interfaces extend from the main interface collection, except the map interface.
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