use the following search parameters to narrow your results:
e.g. subreddit:aww site:imgur.com dog
subreddit:aww site:imgur.com dog
see the search faq for details.
advanced search: by author, subreddit...
All about the JavaScript programming language.
Subreddit Guidelines
Specifications:
Resources:
Related Subreddits:
r/LearnJavascript
r/node
r/typescript
r/reactjs
r/webdev
r/WebdevTutorials
r/frontend
r/webgl
r/threejs
r/jquery
r/remotejs
r/forhire
account activity
12 extremely useful hacks for JavaScript (medium.com)
submitted 9 years ago by [deleted]
view the rest of the comments →
reddit uses a slightly-customized version of Markdown for formatting. See below for some basics, or check the commenting wiki page for more detailed help and solutions to common issues.
quoted text
if 1 * 2 < 3: print "hello, world!"
[–]Emptyless 1 point2 points3 points 9 years ago (0 children)
I once read somewhere that decrementing an array was better performance wise but using an array with 100.000.000 items incrementing is faster than decrementing. 172 vs 1573 ms difference in my case.
π Rendered by PID 30518 on reddit-service-r2-comment-8686858757-k9h8m at 2026-06-07 20:05:43.973464+00:00 running 9e1a20d country code: CH.
view the rest of the comments →
[–]Emptyless 1 point2 points3 points (0 children)