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Practice Grouping Data w/ reduce(), map() + Object.entries() | No Tutorials

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May 8, 2026
56:30

Today I'm transforming data using .filter() → .reduce() → Object.entries() → .map() → .sort() As always, it’s all vanilla HTML, CSS and JavaScript. No frameworks or libraries. #javascript #javascriptprojects #coding #practice 🌿 Get $2 off your first purchase on Hover → https://hover.com/SjMp9blQ 💧 Get $200 in credit over 60 days on DigitalOcean → https://m.do.co/c/1aa4394b69af 🟣 GITHUB: https://github.com/angelajholden/javascript-daily-practice 🔵 CODE REVIEWS: https://angelajholden.com/consulting 🔵 EMAIL: [email protected] 🟢 SPONSOR: https://github.com/sponsors/angelajholden 🟢 DONATE: https://www.paypal.me/angelajholden 📚 Chapters 00:00 Intro 00:30 .reduce() Group Orders by Status 06:35 Object.entries() + .map() 16:13 Code Review + Light Refactor 18:50 .filter() + .reduce, then .map() + .sort() 23:05 Start w/ .filter() + .reduce() 33:15 Object.entries(), .map(), .sort() 44:12 Code Review + Refactor 45:26 Creating a Lookup Object to .sort() 47:59 Refactoring .map() + .sort() w/ Lookup Object 54:34 Final Code Review

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Practice Grouping Data w/ reduce(), map() + Object.entries() | No Tutorials | NatokHD