WebGLRenderingContext: getExtension() method
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Note: This feature is available inWeb Workers.
TheWebGLRenderingContext.getExtension() method enables aWebGL extension.
Syntax
js
getExtension(name)Parameters
Return value
A WebGL extension object, ornull if name does not match(case-insensitive) to one of the strings inWebGLRenderingContext.getSupportedExtensions.
Examples
Once a WebGL extension is enabled, you are able to use the methods, properties orconstants that this extension object provides.
js
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 theWebGL Extension Registry. They are also listed in ourWebGL API reference.
Specifications
| Specification |
|---|
| WebGL Specification # 5.14.14 |