You are currently viewing Java Collections – Maps – HashMap & TreeMap & Hashtable
Java Collections Maps

Java Collections – Maps – HashMap & TreeMap & Hashtable

  • Post author:
  • Post category:Java
  • Post comments:1 Comment
  • Post last modified:February 25, 2024

In Java, java.util.Map is an interface that represents a collection of key-value pairs. It’s part of the Java Collections Framework and provides methods to manipulate and access elements based on their keys.

he java.util.Map interface in Java provides several methods to work with key-value pairs. Here are some of the important methods defined by the Map interface:

In Java, the Map interface is implemented by several classes that provide different functionalities and characteristics. Here are some of the common child classes that implement the Map interface in Java

Java Collections Maps

Difference between HashMap, TreeMap and Hashtable

HashMapTreeMap Hashtable
Iteration orderRandomSortedRandom
Null keys/valuesallowednot allowednot allowed
Synchronisednot synchronizednot synchronizedsynchronized
InterfacesMapMapMap

HashMap

TreeMap

This Post Has One Comment

  1. gold ira companies

    Appreciation to my father who told me regarding this website, this web site is actually remarkable.

Leave a Reply