Courses
Tutorials
Practice

Similar Topics

Web Technologies37.4K+ articles

Java10.8K+ articles

Misc8.8K+ articles

Java-Functions4.2K+ articles

Java Programs2.0K+ articles

Java - util package1.6K+ articles

Java-Collections1.1K+ articles

Java-HashMap159+ articles

java-stream142+ articles

Java-Map-Programs21+ articles

java-map

39 posts

Map get() method in Java with Examples

Last Updated: 07 May 2023

The get() method of Map interface in Java is used to retrieve or fetch the value mapped by a particular key mentioned in the parameter. It returns NULL when the map contai...read more

Java-Collections

Map containsValue() method in Java with Examples

Last Updated: 31 December 2018

The java.util.Map.containsValue() method is used to check whether a particular value is being mapped by a single or more than one key in the Map. It takes the value as a p...read more

Java-Collections

Map containsKey() method in Java with Examples

Last Updated: 31 December 2018

The java.util.Map.containsKey() method is used to check whether a particular key is being mapped into the Map or not. It takes the key element as a parameter and returns T...read more

Java-Collections

Map clear() method in Java with Example

Last Updated: 31 December 2018

The java.util.Map.clear() method in Java is used to clear and remove all of the elements or mappings from a specified Map collection.Syntax:void clear()Parameters: The met...read more

Java-Collections

Program to Convert List to Map in Java

Last Updated: 19 June 2019

The List is a child interface of Collection. It is an ordered collection of objects in which duplicate values can be stored. Since List preserves the insertion order, it a...read more

article_image

Technical Scripter

Java-Collections

Technical Scripter 2018

Java-List-Programs

Java-Map-Programs

Program to convert a Map to a Stream in Java

Last Updated: 11 December 2018

A Stream is a sequence of objects that supports various methods which can be pipelined to produce the desired result. Below are various method to convert Map to Stream in ...read more

Java - util package

Java-Stream-programs

Immutable Map in Java

Last Updated: 03 March 2023

ImmutableMap, as suggested by the name, is a type of Map which is immutable. It means that the content of the map are fixed or constant after declaration, that is, they ar...read more

Java-Collections

Java - util package

Java-Map-Programs

Conversion of Java Map to List

Last Updated: 07 February 2025

In Java, a Map is a collection that maps keys to values and a list is an ordered collection of objects and the List can contain duplicate values.There are some scenarios w...read more

Java-Collections

Map Interface in Java

Last Updated: 23 April 2025

In Java, the Map Interface is part of thejava.utilpackage and represents a mapping between a key and a value. The Java Map interface is not a subtype of theCollections int...read more

article_image

Java-Collections

Java - util package