--- title: era 0.6.0: chronological comparison and difference description: era v0.6.0 is now on CRAN, introducing two new capabilities for working with year vectors in R: chronological comparison functions (yr_earlier_than,... canonical: https://daily.dev/posts/era-0-6-0-chronological-comparison-and-difference-d6tdbprap twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: era 0.6.0: chronological comparison and difference | daily.dev og:description: era v0.6.0 is now on CRAN, introducing two new capabilities for working with year vectors in R: chronological comparison functions (yr_earlier_than,... og:url: https://daily.dev/posts/era-0-6-0-chronological-comparison-and-difference-d6tdbprap og:image: https://api.daily.dev/og/posts/d6tdBpRAP.png og:image:alt: era 0.6.0: chronological comparison and difference 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. # era 0.6.0: chronological comparison and difference **[R-bloggers](https://daily.dev/sources/rbloggers)** · 2 min read · 0 upvotes · 0 comments ## Summary era v0.6.0 is now on CRAN, introducing two new capabilities for working with year vectors in R: chronological comparison functions (yr_earlier_than, yr_later_than) and a chronological difference function (yr_difference). These functions are era-aware, correctly handling backwards-counting systems like BCE. The release also supports development of tempo, a forthcoming package for representing chronological intervals and temporal relations. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [reviser: Analyzing Real-Time Data Revisions in R](https://daily.dev/posts/reviser-analyzing-real-time-data-revisions-in-r-cbklksxk2) · R-bloggers · 0 upvotes · 0 comments - [March 2026 Top 40 New CRAN Packages](https://daily.dev/posts/march-2026-top-40-new-cran-packages-f39004gwm) · R-bloggers · 0 upvotes · 0 comments - [How to Implement Three Use Cases for the New Calendar-Based Time Intelligence](https://daily.dev/posts/how-to-implement-three-use-cases-for-the-new-calendar-based-time-intelligence-ctqfv8kwy) · Towards Data Science · 0 upvotes · 0 comments - [June 2026 Top 40 New CRAN Packages](https://daily.dev/posts/june-2026-top-40-new-cran-packages-yhc1oljsi) · R-bloggers · 0 upvotes · 0 comments - [Snowflake & Sigma - Rapid Time Series Analysis](https://daily.dev/posts/snowflake-sigma---rapid-time-series-analysis-oeibg1xhv) · Snowflake Community · 0 upvotes · 0 comments --- Tags: [#r](https://daily.dev/tags/r) [View this post on daily.dev](https://daily.dev/posts/era-0-6-0-chronological-comparison-and-difference-d6tdbprap) ```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":"era 0.6.0: chronological comparison and difference","url":"https://daily.dev/posts/era-0-6-0-chronological-comparison-and-difference-d6tdbprap","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/era-0-6-0-chronological-comparison-and-difference-d6tdbprap"},"datePublished":"2026-07-31T14:18:33.572Z","dateModified":"2026-07-31T14:37:17.837Z","description":"era v0.6.0 is now on CRAN, introducing two new capabilities for working with year vectors in R: chronological comparison functions (yr_earlier_than,...","image":"https://media.daily.dev/image/upload/s--OHB84bZF--/f_auto/v1722860399/public/Placeholder%2010","thumbnailUrl":"https://media.daily.dev/image/upload/s--OHB84bZF--/f_auto/v1722860399/public/Placeholder%2010","isAccessibleForFree":true,"articleSection":"R-bloggers","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":"R-bloggers","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/98bcbbdf72774292a55ceda8f2277f1e","url":"https://daily.dev/sources/rbloggers"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/era-0-6-0-chronological-comparison-and-difference-d6tdbprap","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"r","timeRequired":"PT2M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"R-bloggers","item":"https://daily.dev/sources/rbloggers"},{"@type":"ListItem","position":3,"name":"era 0.6.0: chronological comparison and difference"}]} ```