--- title: 5 useful javascript tricks | daily.dev description: In this post, I will show you 5 awesome javascript tricks which will make your life more easier. So if you are interested, continue reading. Tricks include... canonical: https://daily.dev/posts/5-useful-javascript-tricks-l54z0tjgwa twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: 5 useful javascript tricks | daily.dev og:description: In this post, I will show you 5 awesome javascript tricks which will make your life more easier. So if you are interested, continue reading. Tricks include... og:url: https://daily.dev/posts/5-useful-javascript-tricks-l54z0tjgwa og:image: https://api.daily.dev/og/posts/l54Z0TJGwA.png og:image:alt: 5 useful javascript tricks 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. # 5 useful javascript tricks **[DEV](https://daily.dev/sources/devto)** · 3 min read · 83 upvotes · 4 comments ## Summary In this post, I will show you 5 awesome javascript tricks which will make your life more easier. So if you are interested, continue reading. Tricks include removing duplicates from an Array and turning a Decimal Number to an integer. Trick-4: Get a random index value from an array. Trick-5: Detect the most lengthy word in an array ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@gabrielodmz** · 2 upvotes > useful **@codeman** · 0 upvotes > informatic **@yashw** · 0 upvotes > Need some more with C++ **@dshung1997** · 0 upvotes > Haha. Today I learned ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 1 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments --- Tags: [#javascript](https://daily.dev/tags/javascript), [#logging](https://daily.dev/tags/logging) [View this post on daily.dev](https://daily.dev/posts/5-useful-javascript-tricks-l54z0tjgwa) ```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":"5 useful javascript tricks","url":"https://daily.dev/posts/5-useful-javascript-tricks-l54z0tjgwa","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/5-useful-javascript-tricks-l54z0tjgwa"},"datePublished":"2021-02-20T15:35:18.859Z","dateModified":"2021-10-07T14:17:10.317Z","description":"In this post, I will show you 5 awesome javascript tricks which will make your life more easier. 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