--- title: JDK 22 in a nutshell | daily.dev description: Java 22 introduces 12 improvements, including enhancements to G1 garbage collector, foreign function and memory API, unnamed variables and patterns, and... canonical: https://daily.dev/posts/jdk-22-in-a-nutshell-bpxjy1mk8 twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: JDK 22 in a nutshell | daily.dev og:description: Java 22 introduces 12 improvements, including enhancements to G1 garbage collector, foreign function and memory API, unnamed variables and patterns, and... og:url: https://daily.dev/posts/jdk-22-in-a-nutshell-bpxjy1mk8 og:image: https://api.daily.dev/og/posts/BpXjY1mk8.png og:image:alt: JDK 22 in a nutshell og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # JDK 22 in a nutshell **[SoftwareMill](https://daily.dev/sources/softwaremill)** · 6 min read · 21 upvotes · 0 comments ## Summary Java 22 introduces 12 improvements, including enhancements to G1 garbage collector, foreign function and memory API, unnamed variables and patterns, and launching multi-file source-code programs. It also includes features in their second preview phase and in the incubator phase. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Governing Security in the Age of Infinite Signal](https://daily.dev/posts/governing-security-in-the-age-of-infinite-signal-qhihbir44) · Snyk · 0 upvotes · 0 comments - [No one has a good plan for how AI companies should work with the government](https://daily.dev/posts/no-one-has-a-good-plan-for-how-ai-companies-should-work-with-the-government-nkajqoze1) · TechCrunch · 0 upvotes · 1 comments --- Tags: [#java](https://daily.dev/tags/java), [#jdk](https://daily.dev/tags/jdk), [#jvm](https://daily.dev/tags/jvm) [View this post on daily.dev](https://daily.dev/posts/jdk-22-in-a-nutshell-bpxjy1mk8) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"JDK 22 in a nutshell","url":"https://daily.dev/posts/jdk-22-in-a-nutshell-bpxjy1mk8","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/jdk-22-in-a-nutshell-bpxjy1mk8"},"datePublished":"2024-03-07T13:41:51.574Z","dateModified":"2024-05-09T08:43:33.910Z","description":"Java 22 introduces 12 improvements, including enhancements to G1 garbage collector, foreign function and memory API, unnamed variables and patterns, and...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/7af18378855816247773ca78092f1e35?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/7af18378855816247773ca78092f1e35?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"SoftwareMill","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"SoftwareMill","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/30827c94697f47fcbc88ff9b59fa226f","url":"https://daily.dev/sources/softwaremill"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/jdk-22-in-a-nutshell-bpxjy1mk8","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":21},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"java,jdk,jvm","timeRequired":"PT6M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"SoftwareMill","item":"https://daily.dev/sources/softwaremill"},{"@type":"ListItem","position":3,"name":"JDK 22 in a nutshell"}]} ```