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1. howtodoinjava.com › java › java-21-new-featuresJava 21 Features (LTS): Practical Examples and Insights

   howtodoinjava.com › java › java-21-new-features

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   Jan 21, 2024 · Java 21, Java Features. Java 21 is finally released on 19-Sep-2023 as the next long-term support (LTS) release of Oracle’s standard Java implementation. In this comprehensive guide, we will delve into the new and preview features that Java has offered in this latest version. Check out this guide for other versions of Java and included features.

   • Records

     A record, in Java, acts as a transparent carrier for...

   • With Examples

     Since they were introduced, there was little use of these...

   • Java 10 Features and Enhancements

     After Java 9 release, Java 10 came very quickly. Unlike it’s...

   • Switch Statements

     Java switch statements help in providing multiple possible...

2. www.baeldung.com › java-lts-21-new-featuresNew Features in Java 21 - Baeldung

   www.baeldung.com › java-lts-21-new-features

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   Jul 5, 2024 · Other enhancements and improvements are spread across JDK 21 packages and classes. However, this article should be a good starting point for exploring Java 21’s new features. As always, the source code for this article is available over on GitHub.

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4. www.javaguides.net › 2024 › 08Java 21 Features - Java Guides

   www.javaguides.net › 2024 › 08

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   In this guide, we'll dive into the key features introduced in Java 21 and how they can help you write more efficient, readable, and maintainable code. Java 21, released in September 2023, introduces several significant new features, including virtual threads, sequenced collections, and record patterns. It also includes new methods in core ...

5. dev.to › getpieces › breaking-down-java-21-featuresBreaking Down Java 21 Features: A Developer's Guide

   dev.to › getpieces › breaking-down-java-21-features

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   Dec 29, 2023 · To enable preview features, you need to compile the program with the following command: javac --release 21 --enable-preview HelloWorld.java. Save this command. And when running the program, you should use: java --enable-preview HelloWorld This enables the use of the preview feature in your Java program.

6. symflower.com › blog › 2023JDK 21: What is new in Java 21? - Symflower

   symflower.com › blog › 2023

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   Sep 13, 2023 · The new version Java 21, set to be released on 19 September 2023, is an LTS release that brings 15 finalized features including core language extensions, new features for developing multi-threaded code, and updates for the Z Garbage Collector and continued work on providing a JNI alternative. Try Symflower in your IDE for test template & test ...

7. www.geeksforgeeks.org › java-jdk-21-new-featuresJava JDK 21: New Features of Java 21 - GeeksforGeeks

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   Oct 31, 2023 · JDK 21 has a new ‘String Template’ features that Java has introduced a new way of using the string in other words, in Java 21 it will allow you to mix the expression and code together, For example: As of now, developer used to write in the following way –. // Before Java 21. “Hello” + name + “, welcome to the GeeksForGeeks!”.

8. People also ask

   When does Java 21 come out?

   • Java 21 is finally released on 19-Sep-2023 as the next long-term support (LTS) release of Oracle’s standard Java implementation. In this comprehensive guide, we will delve into the new and preview features that Java has offered in this latest version. Check out this guide for other versions of Java and included features. 1.

   Java 21 Features (LTS): Practical Examples and Insights - HowToDoInJava

   howtodoinjava.com/java/java-21-new-features/

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   What are the new developer features in Java 21?

   • This article discusses the new developer features in Java 21 including Virtual Threads, Unnamed classes, Sequenced Collections and Record Patterns. Java 21 is finally released on 19-Sep-2023 as the next long-term support (LTS) release of Oracle’s standard Java implementation.

   Java 21 Features (LTS): Practical Examples and Insights - HowToDoInJava

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   Is Java 21 a long-term support release?

   • The Java platform now follows a six-month release cycle, and Java 21 has succeeded Java 17 as the most recent long-term support release (LTS). JDK 21 features a total of 15 JEPs (JDK Enhancement Proposals). You can view the complete list on the official Java site here.

   What’s new in Java 21: A Tour of its Most Exciting Features

   www.codeburps.com/post/whats-new-in-java-21

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   What are record patterns in Java 21?

   • 2.1. Record Patterns (JEP 440) Record patterns were included in Java 19 and Java 20 as preview features. Now, with Java 21, they are out of the preview and include some refinements. This JEP extends the existing pattern-matching feature to destructure the record class instances, which enables writing sophisticated data queries.

   New Features in Java 21 - Baeldung

   www.baeldung.com/java-lts-21-new-features

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   How does Java 21 work?

   • System.out.println("Hello, World!"); Firstly, Java 21 comes with an enhanced protocol by which Java programs are launched to allow instance main methods. Such methods are not static, need not be public, and need not have a Stringparameter.

   Breaking Down Java 21 Features: A Developer's Guide

   dev.to/getpieces/breaking-down-java-21-features-a-developers-guide-2pi5

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   Is Java 21 safe to use?

   • Java 21 finally moves record patterns and pattern matching for switch statements from previews to ready-to-use features. That means it is now safe to use them in your projects as they are meant to stay. Both improve the readability of your code, so make sure to check them out.

   JDK 21: What is new in Java 21? - symflower.com

   symflower.com/en/company/blog/2023/what-is-new-in-java-21/

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9. www.codeburps.com › post › whats-new-in-java-21What’s new in Java 21: A Tour of its Most Exciting Features

   www.codeburps.com › post › whats-new-in-java-21

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   The Java platform now follows a six-month release cycle, and Java 21 has succeeded Java 17 as the most recent long-term support release (LTS). JDK 21 features a total of 15 JEPs (JDK Enhancement Proposals). You can view the complete list on the official Java site here. In this document, I'll highlight several Java 21 JEPs that I find ...