--- title: Deno 1.40: Temporal API | daily.dev description: The release of Deno 1.40 introduces the Temporal API for advanced date and time operations, the import.meta.filename and import.meta.dirname properties,... canonical: https://daily.dev/posts/deno-1-40-temporal-api-sbiuygbyt twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Deno 1.40: Temporal API | daily.dev og:description: The release of Deno 1.40 introduces the Temporal API for advanced date and time operations, the import.meta.filename and import.meta.dirname properties,... og:url: https://daily.dev/posts/deno-1-40-temporal-api-sbiuygbyt og:image: https://api.daily.dev/og/posts/sbIuygBYT.png og:image:alt: Deno 1.40: Temporal API 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. # Deno 1.40: Temporal API **[Deno](https://daily.dev/sources/deno)** · 11 min read · 14 upvotes · 0 comments ## Summary The release of Deno 1.40 introduces the Temporal API for advanced date and time operations, the import.meta.filename and import.meta.dirname properties, decorators, and other improvements. It also includes deprecations, stabilizations, and removals, web API enhancements, Node.js API updates, LSP improvements, better-looking diagnostics, and changes to how unstable features are handled. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#deno](https://daily.dev/tags/deno), [#lsp](https://daily.dev/tags/lsp) [View this post on daily.dev](https://daily.dev/posts/deno-1-40-temporal-api-sbiuygbyt) ```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":"Deno 1.40: Temporal API","url":"https://daily.dev/posts/deno-1-40-temporal-api-sbiuygbyt","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/deno-1-40-temporal-api-sbiuygbyt"},"datePublished":"2024-01-25T13:42:24.107Z","dateModified":"2026-03-30T02:14:18.708Z","description":"The release of Deno 1.40 introduces the Temporal API for advanced date and time operations, the import.meta.filename and import.meta.dirname properties,...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/b15dba4f23e601fab5ce2e6ddc2f9d21?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/b15dba4f23e601fab5ce2e6ddc2f9d21?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"Deno","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":"Deno","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/714ae5897f174e6c9c7ce75db092f9ce","url":"https://daily.dev/sources/deno"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/deno-1-40-temporal-api-sbiuygbyt","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":14},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"deno,lsp","timeRequired":"PT11M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Deno","item":"https://daily.dev/sources/deno"},{"@type":"ListItem","position":3,"name":"Deno 1.40: Temporal API"}]} ```