web api instance method
WebGLRenderingContext: getExtension() method
Available in workers
The WebGLRenderingContext.getExtension() method enables a
WebGL extension.
Syntax
getExtension(name)
Parameters
name- : A
Stringfor the name of the WebGL extension to enable.
- : A
Return value
A WebGL extension object, or null if name does not match
(case-insensitive) to one of the strings in
getSupportedExtensions.
Examples
Once a WebGL extension is enabled, you are able to use the methods, properties or constants that this extension object provides.
const canvas = document.getElementById("canvas");
gl = canvas.getContext("webgl");
gl.getExtension("WEBGL_lose_context").loseContext();
WebGL extensions
Extensions for the WebGL API are registered in the WebGL Extension Registry. They are also listed in our WebGL API reference.
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.