This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The as property of the HTMLLinkElement interface returns a DOMString representing the type of content being loaded by the HTML link, one of "script", "style", "image", "video", "audio", "track", "font", "fetch".
var as = HTMLLinkElement.as HTMLLinkElement.as = as
A DOMString.
| Specification | Status | Comment |
|---|---|---|
| Preload The definition of 'as' in that specification. | Candidate Recommendation | Initial definition. |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | 50 | 17 | 56 | Yes | 37 | Yes |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | 50 | 50 | 17 | 56 | 37 | ? | ? |
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https://developer.mozilla.org/en-US/docs/Web/API/HTMLLinkElement/as