CSS - update

update is a CSS media feature that can be used to check how quickly (if at all) the output device is able to modify the appearance of the content.

Description  

update is a CSS media feature that can be used to check how quickly (if at all) the output device is able to modify the appearance of the content.

Browser Compatibility  

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support ? ? ? ? ?
Feature Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? ? ? ? ?

Specifications  

Specification Status Comment
Media Queries Level 4
The definition of 'update' in that specification.
Working Draft Initial definition

Enumerated values

Value Meaning
none  
slow  
fast  

License

© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/css/@media/update-frequency