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1. • • Because of their high quality, different JDK implementations must include all preview features planned within each Java delivery. However, a Java release still can’t support preview features from earlier releases.
     www.baeldung.com/java-preview-features

     Java Preview Features | Baeldung

2. People also ask

   What are Java preview features?

   • Java preview features are completely specified and developed features that are going through evaluation. Therefore, they have just not reached the final state yet. Because of their high quality, different JDK implementations must include all preview features planned within each Java delivery.

   Java Preview Features | Baeldung

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   Can a Java release support preview features from earlier releases?

   • However, a Java release still can’t support preview features from earlier releases. Preview features are essentially just a way to encourage the community to review and provide feedback. Moreover, not every Java feature must go through a preview stage in order to become final. Here’s what JEP-12 has to say about preview features:

   Java Preview Features | Baeldung

   www.baeldung.com/java-preview-features

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   How to enable a preview feature in JDK 13?

   • To enable them, we must use the enable-preview argument, which enables all preview features at once. The Java compiler, as well as the JVM, must be of the same Java version that includes the preview feature we want to use. Let’s try to compile and run a piece of code that uses text blocks, a preview feature within JDK 13: SELECT 'Hello World'

   Java Preview Features | Baeldung

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   What is the difference between JDK 13 and Java 14?

   • Java 14 (released on March 17, 2020) is the latest version available for JDK. Let’s see the new features and improvements, it brings for developers and architects. Java 13 (released on September 17, 2019) had fewer developer-specific features. Let’s see the new features and improvements, it brought for developers and architects.

   Java Versions and Features [Updated upto Java 22] - HowToDoInJava

   howtodoinjava.com/series/java-versions-features/

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   What are new nonfinal features in Java?

   • There are several categories of new, nonfinal features: Here are some examples of current features that followed the process laid out above: Switch expressions is a language feature. It was first previewed in Java 12. A second version of it was previewed in Java 13. It then became a permanent feature in Java 14.

   Using the Preview Features Available in the JDK - Dev.java

   dev.java/learn/new-features/using-preview/

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   How many features are there in Java 21?

   • Java 21 will have the following 15 features. Java 20 has been released on March 21, 2023. You can download Java 20 here. In this release, the main feature is “ Scoped Values ” which is intended to replace thread-local variables, which have several drawbacks. Java 19 has been released on September 20, 2022. You can download Java 19 here.

   Java Versions and Features [Updated upto Java 22] - HowToDoInJava

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3. www.baeldung.com › java-preview-featuresJava Preview Features | Baeldung

   www.baeldung.com › java-preview-features

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   Jan 16, 2024 · In this article, we’ve introduced preview features in Java, why we have them, and how they differ from experimental features. Then, using the text blocks preview feature in JDK 13, we explained step by step how to use preview features from Eclipse, IntelliJ, Maven, and the command line.

4. howtodoinjava.com › series › java-versions-featuresJava Versions and Features [Updated upto Java 22] - HowToDoInJava

   howtodoinjava.com › series › java-versions-features

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   Apr 19, 2024 · Learn about the different version history of Java and its features. This page covers all versions from JDK 1 to the latest Java 22 release.

5. docs.oracle.com › en › javaPreview Features - Oracle Help Center

   docs.oracle.com › en › java

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   A preview feature is a new feature whose design, specification, and implementation are complete, but which is not permanent, which means that the feature may exist in a different form or not at all in future JDK releases.

6. dev.java › learn › new-featuresUsing the Preview Features Available in the JDK - Dev.java

   dev.java › learn › new-features

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   Preview features are specific to a given Java feature release and require the use of special flags at compile time as well as at runtime. The example below shows how to use preview features based on a feature that was in preview in Java 16 .

7. www.infoworld.com › article › 3714933JDK 23: The new features in Java 23 | InfoWorld

   www.infoworld.com › article › 3714933

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   Jun 6, 2024 · Due September 17, JDK 23 will include third previews of scoped values, structured concurrency, and implicitly declared classes and instance methods, and second previews of flexible constructor...

8. www.baeldung.com › java-17-new-featuresNew Features in Java 17 | Baeldung

   www.baeldung.com › java-17-new-features

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   Jan 16, 2024 · In this tutorial, we’ll talk about the news related to the new version of the Java ecosystem, Java SE 17, including the new features and the changes in its release process, LTS support and licenses.

9. www.jetbrains.com › help › ideaSupported Java versions and features | IntelliJ IDEA

   www.jetbrains.com › help › idea

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   Mar 21, 2024 · Supported Java versions and features. This page lists all Java versions and preview features supported by IntelliJ IDEA for developing applications. For more information about Java releases and features in each release, refer to Java version history.