Java 8, 9, 11, and 17: What You Need to Know About the Key Differences Between These Versions

Bahaddin Ahmadov
Javarevisited
Published in
18 min readFeb 15, 2023

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Introduction

Java is a popular programming language used to build a variety of applications. Java 8, 9, 11, and 17 are some of the significant releases of Java. Each release has its unique features that enhance developer productivity, security, and performance. In this article, we’ll explore the differences between Java 8, 9, 11, and 17, along with examples of their features.

This article covers almost everything you need to know about the topic, and you can use it as your primary source of information. It provides examples with code snippets that illustrate the improvements and differences. Additionally, you’ll even be able to answer interview questions related to the topic with confidence. So, just kick back, relax, and get ready to become a pro on this subject!

Photo by Dayne Topkin on Unsplash

History

  • Java 8 was released on March 18, 2014.
  • Java 9 was released on September 21, 2017.
  • Java 11 was released on September 25, 2018.
  • Java 17 was released on September 14, 2021.

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