--- title: How to Use S-expressions in JavaScript | daily.dev description: Learn how to use S-expressions in JavaScript with a step-by-step guide on creating a parser. canonical: https://daily.dev/posts/how-to-use-s-expressions-in-javascript-b6cwrozn2 twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: How to Use S-expressions in JavaScript | daily.dev og:description: Learn how to use S-expressions in JavaScript with a step-by-step guide on creating a parser. og:url: https://daily.dev/posts/how-to-use-s-expressions-in-javascript-b6cwrozn2 og:image: https://api.daily.dev/og/posts/B6CWROZn2.png og:image:alt: How to Use S-expressions in JavaScript 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. # How to Use S-expressions in JavaScript **[freeCodeCamp](https://daily.dev/sources/freecodecamp)** · 8 min read · 33 upvotes · 1 comments ## Summary Learn how to use S-expressions in JavaScript with a step-by-step guide on creating a parser. ## 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. **@cajuuh** · 0 upvotes > never though of it, that's awesome --- Tags: [#javascript](https://daily.dev/tags/javascript), [#nlp](https://daily.dev/tags/nlp), [#lisp](https://daily.dev/tags/lisp) [View this post on daily.dev](https://daily.dev/posts/how-to-use-s-expressions-in-javascript-b6cwrozn2) ```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":"How to Use S-expressions in JavaScript","url":"https://daily.dev/posts/how-to-use-s-expressions-in-javascript-b6cwrozn2","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/how-to-use-s-expressions-in-javascript-b6cwrozn2"},"datePublished":"2024-04-05T01:15:27.556Z","dateModified":"2024-05-09T08:39:06.345Z","description":"Learn how to use S-expressions in JavaScript with a step-by-step guide on creating a parser.","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/e5a8fbc066be385a4eec7b605a6927be?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/e5a8fbc066be385a4eec7b605a6927be?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"freeCodeCamp","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":"freeCodeCamp","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1628412854/logos/freecodecamp","url":"https://daily.dev/sources/freecodecamp"},"commentCount":1,"discussionUrl":"https://daily.dev/posts/how-to-use-s-expressions-in-javascript-b6cwrozn2","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":33},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":1}],"keywords":"javascript,nlp,lisp","timeRequired":"PT8M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"freeCodeCamp","item":"https://daily.dev/sources/freecodecamp"},{"@type":"ListItem","position":3,"name":"How to Use S-expressions in JavaScript"}]} {"@context":"https://schema.org","@type":"WebPage","@id":"https://daily.dev/posts/how-to-use-s-expressions-in-javascript-b6cwrozn2","comment":[{"@type":"Comment","text":"never though of it, that’s awesome","datePublished":"2024-04-10T12:24:40.220Z","url":"https://daily.dev/posts/B6CWROZn2#c-N0Pspcahb","author":{"@type":"Person","name":"Pedro Alcântara","url":"https://daily.dev/cajuuh","image":"https://lh3.googleusercontent.com/a/ALm5wu0JLnwb8nxDLq-L7Nlajx2W-Kr6aOOiZcOud8yWGw=s96-c"}}]} ```