This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The read-only href property of the CSSImportRule interface returns the URL specified by the @import at-rule.
The resolved URL will be the href attribute of the associated stylesheet.
A string.
The following stylesheet includes a single @import rule. Therefore the first item in the list of CSS rules will be a CSSImportRule. The href property returns the URL of the imported stylesheet.
@import "style.css" screen;
const myRules = document.styleSheets[0].cssRules; console.log(myRules[0].href); // 'style.css'
| Specification |
|---|
| CSS Object Model (CSSOM)> # dom-cssimportrule-href> |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
href |
1 | 12 | 1 | ≤12.1 | 1 | 18 | 4 | ≤12.1 | 1 | 1.0 | 4.4 | 1 |
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https://developer.mozilla.org/en-US/docs/Web/API/CSSImportRule/href