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      • JDK 21 delivers language improvements from OpenJDK project Amber (String Templates, Record Patterns, Pattern Matching for Switch, Unnamed Patterns and Variables, and Unnamed Classes and Instance Main Methods); enhancements from Project Panama (Foreign Function & Memory API and Vector API); features related to Project Loom (Virtual Threads, Scoped Values, and Structured Concurrency); performance updates (Generational ZGC); and maintenance and deprecation features (Deprecate the 32-bit x86 Port...
      www.oracle.com/news/announcement/ocw-oracle-releases-java-21-2023-09-19/

      Oracle Releases Java 21 and Extends Support Roadmap

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

    Apr 12, 2024 · Learn about the new features of Java 21, like record patterns and switch enhancements for cleaner code.

  5. www.oracle.com › java › technologiesJDK 21 Release Notes, Important Changes, and Information - Oracle

    Sep 19, 2023 · New Features. This section describes some of the enhancements in Java SE 21 and JDK 21. In some cases, the descriptions provide links to additional detailed information about an issue or a change. The APIs described here are provided with the Oracle JDK.

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

    Jan 21, 2024 · 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.

  8. blogs.oracle.com › post › java-inside-21-featuresGoing inside Java 21’s rich, upcoming goodness - Oracle Blogs

    Aug 21, 2023 · Going inside Java 21’s rich, upcoming goodness. August 21, 2023 | 16 minute read. Nicolai Parlog. Developer Advocate, Oracle. Final features, continuing previews, and brand-new treats—with video links. Are you ready for all the new technology in Java 21?

  9. www.oracle.com › news › announcementOracle Releases Java 21 and Extends Support Roadmap

    Sep 19, 2023 · Java 21 (Oracle JDK 21) delivers thousands of performance, stability, and security improvements, including platform enhancements that will help developers increase productivity and drive innovation and growth across their organizations.

  10. www.infoworld.com › article › 3689880JDK 21: The new features in Java 21 | InfoWorld

    Sep 19, 2023 · Java 21 has arrived in a production release with 15 features including virtual threads, a generational Z garbage collector, and a key encapsulation mechanism API.

  11. developers.redhat.com › articles › 2023/09/21What's new for developers in JDK 21 | Red Hat Developer

    Sep 21, 2023 · In an exciting development for Java developers, this September 19th marked the release of JDK 21. This release contains many new capabilities that benefit the Java ecosystem, including virtual threads, record patterns, and sequenced collections.

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