GM.getResourceUrl: Difference between revisions
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== Description == | == Description == | ||
Given a defined [[Metadata Block#.40resource|@resource]], this method returns it as a URL. | |||
[[# | Compatibility: [[Version_history#4.0_2|Greasemonkey 4.0+]] | ||
== Syntax == | == Syntax == | ||
{{Function|GM.getResourceUrl|resourceName}} | |||
=== Arguments === | |||
; <code>resourceName</code> | |||
: <code>String</code> The name provided when the [[Metadata Block#.40resource|@resource]] was defined, follow that link for valid naming restrictions. | |||
=== Returns === | |||
=== | |||
A [[Promise]], rejected on failure and resolved with a <code>String</code> URL on success. | |||
Treat the result as opaque string. | |||
It will work where you need a URL (for a <code><link></code> or <code><style></code> for CSS, for an <code><img></code> tag, or similar). | |||
== Examples == | |||
<pre class='sample'> | |||
// ==UserScript== | // ==UserScript== | ||
// @name | // @name Image resource example | ||
// @ | // @resource logo ../icons/laptop.png | ||
// @grant GM.getResourceUrl | |||
// | |||
// @ | |||
// ==/UserScript== | // ==/UserScript== | ||
(async function() { | |||
let img = document.createElement("img"); | |||
img.src = await GM.getResourceUrl("logo"); | |||
document.body.appendChild(img); | |||
) | })(); | ||
</pre> | |||
</pre> | |||
<!-- Not in 4.0! | |||
== See Also == | |||
* [[GM_getResourceText]] | |||
--> | |||
[[Category:API_Reference|G]] | [[Category:API_Reference|G]] | ||
Latest revision as of 05:10, 12 December 2019
Description
Given a defined @resource, this method returns it as a URL.
Compatibility: Greasemonkey 4.0+
Syntax
function GM.getResourceUrl( resourceName )
Arguments
resourceNameStringThe name provided when the @resource was defined, follow that link for valid naming restrictions.
Returns
A Promise, rejected on failure and resolved with a String URL on success.
Treat the result as opaque string.
It will work where you need a URL (for a <link> or <style> for CSS, for an <img> tag, or similar).
Examples
// ==UserScript==
// @name Image resource example
// @resource logo ../icons/laptop.png
// @grant GM.getResourceUrl
// ==/UserScript==
(async function() {
let img = document.createElement("img");
img.src = await GM.getResourceUrl("logo");
document.body.appendChild(img);
})();
