--- title: "Discussion on \"10 best JavaScript practices recommended by Top Developers\" | Hashnode" description: "Discussion on \"10 best JavaScript practices recommended by Top Developers\". If you have recently started learning JavaScript or a beginner I would highly recommend you to read the complete article so that you follow better practises while coding in JavaScript as it's a little different. \n\nIt's been a few months since I have ..." url: "https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c" --- [Feed](https://hashnode.com/feed) / Discussion # [10 best JavaScript practices recommended by Top Developers](https://blog.hrithwik.dev/10-best-javascript-practices-recommended-by-top-developers?utm_source=hashnode&utm_medium=feed) If you have recently started learning JavaScript or a beginner I would highly recommend you to read the complete article so that you follow better practises while coding in JavaScript as it's a little different. It's been a few months since I have ... Nov 17, 2020 · 12 min read · blog.hrithwik.dev Updated Feb 17, 2021 Read the article - [#javascript](https://hashnode.com/tag/javascript) - [#nodejs](https://hashnode.com/tag/nodejs) - [#programming](https://hashnode.com/tag/programming) - [#hashnodecommunity](https://hashnode.com/tag/hashnodecommunity) - [#best-practices](https://hashnode.com/tag/best-practices) ## Written by [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) @hrithwik · Bangalore, India [View profile](https://hashnode.com/@hrithwik) Software Engineer ,Tech Enthusiast, Violinist I am a full stack developer from Mysore India. I am here to share as much information I know with the world in the most articulate way. ## Responses 15 Markdown supported · ⌘↵ to post [Caleb](https://hashnode.com/@caleb153) [Nov 24, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fbc802bec43af1ba6093cab) Nice article! 👏 Btw just adding to the `~~x` tip, bitwise operators only work with 32-bit numbers, so if you have a number that could be greater than 2147483647, you'll likely get inaccurate results, and should use Math.floor. Also an alternative to `~~x` is also `x | 0` (or `0 | x`, `x << 0`, etc.) [Kushagra Kasbi](https://hashnode.com/@kkasbi) [Nov 20, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb7fc7e1b7ab0041800c61b) Excellent article. Very helpful. [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 22, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb7fc7e1b7ab0041800c61b#reply-5fbaafbef16aa414b7d27aa1) Thanks @kushagra [Murewa Ashiru](https://hashnode.com/@murewaashiru) [Nov 20, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb7c3edba1e08716c77f3ea) Amazing! Thanks for sharing [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 20, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb7c3edba1e08716c77f3ea#reply-5fb7c430ba1e08716c77f3f7) Welcome [Maxi Contieri](https://hashnode.com/@mcsee) [Nov 18, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb547a1cb142d6dcc93beb0) Amazing Article and great examples ! [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 20, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb547a1cb142d6dcc93beb0#reply-5fb7c445ba1e08716c77f3fe) Thanks for noticing the examples. Glad you liked it [Ricardo Luz](https://hashnode.com/@rxluz) [Nov 18, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb4e6dab589f1618af9e7e9) Amazing post! Very cool the way that you deleted the array 😃 [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 20, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb4e6dab589f1618af9e7e9#reply-5fb7c44f08ea5d7167d7154b) Haha thank you [Shad Mirza](https://hashnode.com/@iamshadmirza) [Nov 18, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb4af74b589f1618af9e30c) Great read [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik). Looking forward to reading more from you. 😄 [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 18, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb4af74b589f1618af9e30c#reply-5fb4b8a4b589f1618af9e480) Thank you [Mohd Shad Mirza](https://hashnode.com/@iamshadmirza) :) [Andrey Radkevich](https://hashnode.com/@andreyradkevich) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb42885b589f1618af9dc90) if you know types of compared values, you don't need === [Darlan Tódero ten Caten](https://hashnode.com/@darlantc) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb42885b589f1618af9dc90#reply-5fb42effa73df361ab711874) In Javascript the == is very dangerous and should be avoided. ![== vs === in Javascript](https://i.stack.imgur.com/yISob.png) [Rachna](https://hashnode.com/@Rachna) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb4286da73df361ab7117e9) Very well explained @hrithwik [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb4286da73df361ab7117e9#reply-5fb4295bb589f1618af9dcad) Thanks Rachna [Pradyoth P](https://hashnode.com/@ppradyoth) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb40383b589f1618af9da38) I'm new to js not familiar with most of these, but this is really really helpful to refer when needed. Thanks for sharing 👍 [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb40383b589f1618af9da38#reply-5fb41783a73df361ab7116f6) Yes indeed. Always attack the fundamentals before starting any concept or language. [Tapas Adhikary](https://hashnode.com/@atapas) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3f19fb589f1618af9d7a0) Good one, thanks for sharing! [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3f19fb589f1618af9d7a0#reply-5fb3fa04b589f1618af9d88a) Welcome sir [Favourite Jome](https://hashnode.com/@Favourite) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3d386b589f1618af9d484) Very well detailed 👍 Thanks for the mention 😊 [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3d386b589f1618af9d484#reply-5fb3d4fcb589f1618af9d4c1) Thanks Jome [Rahul](https://hashnode.com/@rahulkamath) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3d070a73df361ab71100e) Very helpful [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3d070a73df361ab71100e#reply-5fb3d0c3a73df361ab71102c) Good to know. Promises > callbacks [Rajendra Basu](https://hashnode.com/@BasuRaj) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3ceadb589f1618af9d3c5) I just came here seeing Gilfoyle lmao [Rahul](https://hashnode.com/@RAHULISM) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3ceadb589f1618af9d3c5#reply-5fb3d62aa73df361ab711142) Try installing Grammarly addon. It will irritate you for wrong spelling. [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3ceadb589f1618af9d3c5#reply-5fb3d6daa73df361ab711158) I have it installed but it acts weirdly on my firefox browser. Sometimes works sonetimes doesn't[Rahul](https://hashnode.com/@rahxul) [Rahul](https://hashnode.com/@RAHULISM) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3ceadb589f1618af9d3c5#reply-5fb3d9afb589f1618af9d56b) Ah! I agree I also use firefox developer edition max times it works fine. [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Yezni](https://hashnode.com/@Yesnie) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3ce34a73df361ab710f9b) YESS . Never use "var" . [Yezni](https://hashnode.com/@Yesnie) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3ce34a73df361ab710f9b#reply-5fb3ce55a73df361ab710fac) Also liked your hoisting explanation. Good job [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Rahul](https://hashnode.com/@RAHULISM) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3cdc6a73df361ab710f8f) Thanks for the mention. Nice post btw. [Hrithwik Bharadwaj](https://hashnode.com/@hrithwik) [Nov 17, 2020](https://hashnode.com/posts/10-best-javascript-practices-recommended-by-top-developers/5fb3cc09a73df361ab710f3c/comment/5fb3cdc6a73df361ab710f8f#reply-5fb3d017b589f1618af9d3f7) Thank you Rahul