web api instance property
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.
let myRules = document.styleSheets[0].cssRules;
console.log(myRules.length);
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.