HTMLScriptElement: fetchPriority property
Baseline 2024 Newly available
Since October 2024, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.
The fetchPriority property of the HTMLScriptElement interface represents a hint to the browser indicating how it should prioritize fetching an external script relative to other external scripts. It reflects the <script> element's fetchpriority content attribute.
Value
A string. For the permitted values, see the HTML fetchpriority attribute.
Examples
html
<script id="el" type="module" src="main.js" fetchpriority="high"></script> js
const el = document.getElementById("el"); console.log(el.fetchPriority); // Output: "high" Specifications
| Specification |
|---|
| HTML> # dom-script-fetchpriority> |
Browser compatibility
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See also
HTMLImageElement.fetchPriorityHTMLLinkElement.fetchPriority- HTTP
Linkheader - Optimize resource loading with the Fetch Priority API for information about how this API affects priorities on Chrome.