CSSStyleRule.selectorText

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨2015年7月⁩.

概述

CSSRule.selectorText 属性返回 CSS 规则的选择符文本，只读。动态设置 CSS 规则，请看 Using dynamic styling information.

string = cssRule.selectorText

// for cssrule: body { background-color: darkblue; }
var stylesheet = document.styleSheets[0];

alert(stylesheet.cssRules[0].selectorText); // body

浏览器解析选择符的时候可能会剔除不必要的空白字符

This page was last modified on ⁨2024年12月13日⁩ by MDN contributors.