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CSSRuleList: length property

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

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
length 1 12 1 9 ≤12.1 1 4.4 18 4 ≤12.1 1 1.0

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https://developer.mozilla.org/en-US/docs/Web/API/CSSRuleList/length