CSSRuleList: length property
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2015.
The length
property of the CSSRuleList
interface returns the number of CSSRule
objects in the list.
Value
An integer.
Examples
In the following example the number of items in the CSSRuleList
named myRules
is printed to the console.
js
let myRules = document.styleSheets[0].cssRules;
console.log(myRules.length);
Specifications
Specification |
---|
CSS Object Model (CSSOM) # dom-cssrulelist-length |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
length |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.