CSSRule：parentStyleSheet 属性
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
CSSRule 接口的 parentStyleSheet 属性返回定义当前规则的 StyleSheet 对象。
值
StyleSheet 对象。
示例
js
const docRules = document.styleSheets[0].cssRules;
console.log(docRules[0].parentStyleSheet == document.styleSheets[0]); // 返回 true
规范
| Specification |
|---|
| CSS Object Model (CSSOM) # dom-cssrule-parentstylesheet |