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The webglcontextcreationerror event of the WebGL API is fired if the user agent is unable to create a WebGLRenderingContext context.

This event has a WebGLContextEvent.statusMessage property, which can contain a platform dependent string with more information about the failure.

Bubbles Yes
Cancelable Yes
Target objects HTMLCanvasElement
Interface WebGLContextEvent

Example

var canvas = document.getElementById('canvas');

canvas.addEventListener('webglcontextcreationerror', function(e) {
  console.log(e.statusMessage || 'Unknown error'); 
}, false);

var gl = canvas.getContext('webgl');
// logs statusMessage or "Unknown error" if unable to create WebGL context

Inheritance

The webglcontextcreationerror event implements the WebGLContextEvent interface, which inherits from Event. You can use the properties and methods defined on these interfaces.

Specifications

Specification Status Comment
WebGL 1.0
The definition of 'webglcontextcreationerror' in that specification.
Recommendation Initial definition.

Browser compatibility

  
Feature Chrome Edge Firefox (Gecko) Internet Explorer Opera Safari
Basic support 9 (Yes) 49 (49) 11 12 5.1
  
Feature Android Chrome for Android Edge Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? 25 (Yes) 49.0 (49) ? 12 8

See also

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 このページの貢献者: nmve, erikadoyle, fscholz, teoli
 最終更新者: nmve,