Nervous Parrot Muttering
Unleash awesomeness. Private packages, team management tools, and powerful integrations. Get started with npm Orgs »

res

0.4.0 • Public • Published

res

CSS resolution detection in JavaScript

npm install res --save

API

res.dpi()

  • Get resolution in dpi
  • @return number

res.dpcm()

  • Get resolution in dpcm
  • @return number

res.dppx()

  • Get resolution in dppx
  • @return number

Usage

var res = require('res')
res.dppx() // 1
res.dpi() // 96
res.dpcm() // 37.79527559055118

Technical notes

Use with care

res was mainly written for investigative purposes. Making retina design accommodations can be impractical. Consider alternatives to resolution detection.

Example outputs

Device res.ddpx() res.dpi() res.dpcm()
desktop at default zoom 1 96 37.79527559055118
iPhone 4s at default zoom 2 192 75.59055118110236

Compatibility

Browsers with resolution detectable by res

  • Webkit (Chrome/Safari/Android)
  • Firefox 18+
  • Opera 11.1+ (Presto 2.8+)
  • IE 6+

Methods return 0 where undetectable.

Related resources

License

MIT

install

npm i res

Downloadsweekly downloads

242

version

0.4.0

license

MIT

homepage

github.com

repository

Gitgithub

last publish

collaborators

  • avatar
Report a vulnerability