Java-LinkedHashMap Archives

Java Program to Print LinkedHashMap Values

Last Updated: 07 January 2021

LinkedHashMap is a predefined class in Java that is similar to HashMap, contains key and its respective value unlike HashMap, In LinkedHashMap insertion order is preserved...read more

Technical Scripter 2020

Java-Collections

Java-LinkedHashMap

How to Get First or Last Entry from Java LinkedHashMap?

Last Updated: 09 June 2021

LinkedHashMap is a predefined class in Java which is similar to HashMap, containing key and its respective value unlike HashMap, In LinkedHashMap insertion order is preser...read more

Technical Scripter 2020

Java-LinkedHashMap

Sort LinkedHashMap by Values using Comparable Interface in Java

Last Updated: 13 January 2021

The LinkedHashMap is just like HashMap with an additional feature of maintaining an order of elements inserted into it. Assuming you have gone through LinkedHashMap in jav...read more

How to Check the LinkedHashMap Size in Java?

Last Updated: 07 January 2021

Size of LinkedHashMap can be obtained in multiple ways like by using an inbuilt function and by iterating through the LinkedHashMap.Example:Input : List : [1 : "John", 2 :...read more

How to Convert LinkedHashMap to Two Arrays in Java?

Last Updated: 07 January 2021

LinkedHashMap is a pre-defined class in java like HashMap. The only difference between LinkedHashMap and HashMap is LinkedHashMap preserve insertion order while HashMap do...read more

Technical Scripter 2020

Java-Arrays

Java-LinkedHashMap

Iterate through LinkedHashMap using an Iterator in Java

Last Updated: 04 January 2021

LinkedHashMap is a pre-defined class in java like HashMap. The only difference between LinkedHashMap and HashMap is LinkedHashMap preserve insertion order while HashMap do...read more

Technical Scripter 2020

Java-LinkedHashMap

How to Print LinkedHashMap Containing Custom Class Objects in Java?

Last Updated: 31 August 2021

The LinkedHashMap is just like HashMap with an additional feature of maintaining an order of elements inserted into it. HashMap provided the advantage of quick insertion, ...read more

How to iterate LinkedHashMap in Java?

Last Updated: 25 April 2023

LinkedHashMap class extends HashMap and maintains a linked list of the entries in the map, in the order in which they were inserted. This allows insertion-order iteration ...read more

Java

Java Programs

Picked

Technical Scripter 2020

Java-Collections

Java-LinkedHashMap

Java Program to Implement LinkedHashMap API

Last Updated: 28 January 2021

The LinkedHashMap is just like HashMap with an additional feature of maintaining an order of elements inserted into it. HashMap provided the advantage of quick insertion, ...read more

Java Program to Sort LinkedHashMap By Values

Last Updated: 08 September 2022

The LinkedHashMap is just like HashMap with an additional feature of maintaining an order of elements inserted into it. HashMap provided the advantage of quick insertion, ...read more

Maven Project - LinkedHashMap and LinkedHashSet usage Along with JUnit Testing

Last Updated: 28 April 2025

In software programming, there are many instances where we need the usage of LinkedHashMap and LinkedHashSet.LinkedHashSetThough HashSet is available, if we need the order...read more

Java

Technical Scripter

Software Testing

Technical Scripter 2022

How to Update the Value of an Existing Key in a LinkedHashMap in Java?

Last Updated: 09 February 2024

In Java programming, a LinkedHahMap is like HashMap with additional features in the Java Collections framework. It keeps track of the order in which elements were added. A...read more

How does LinkedHashMap maintain Insertion Order?

Last Updated: 05 February 2024

LinkedHashMap in Java maintains the order of elements based on which they were inserted. It achieves this by using a doubly-linked list internally to maintain the order of...read more

How to Implement a Custom Comparator for a LinkedHashSet in Java?

Last Updated: 07 February 2024

In Java, we cannot directly implement a custom comparator for a LinkedHashSet. But sometimes we need a requirement of custom comparator for example custom sorting. So, we ...read more

How does the 'accessOrder' Configuration in LinkedHashMap Work?

Last Updated: 16 February 2024

In Java Programming, LinkedHashMap is a pre-defined class, and it can be extended HashMap. It provides the hash table with a predictable iteration order. LinkedHashMap is ...read more