New Features in Java 20

Date: 2023-12-22

Java 20, released in March 2023, features several enhancements. Key improvements include Scoped Values for safer data sharing across threads, refined Record Patterns for more concise code, further polished pattern matching for switch expressions, and a second preview of Virtual Threads for improved concurrent application development. The Foreign Function and Memory (FFM) API also receives refinements, along with the re-incubation of Structured Concurrency for simplified multithreaded programming, and the fifth incubator release of the Vector API. These updates build upon previous Java versions, improving performance, safety, and developer experience.

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