EXT_disjoint_timer_query.isQueryEXT()

The EXT_disjoint_timer_query.isQueryEXT() method of the WebGL API returns true if the passed object is a WebGLTimerQueryEXT object.

Syntax

GLBoolean ext.isQueryEXT(query);

Parameters

query
A WebGLTimerQueryEXT object to test.

Return value

A GLboolean indicating whether the given object is a WebGLTimerQueryEXT object (true) or not (false).

Examples

var ext = gl.getExtension("EXT_disjoint_timer_query");
var query = ext.createQueryEXT();

// ...

ext.isQueryEXT(query);

Specifications

Specification Status Comment
EXT_disjoint_timer_query
The definition of 'EXT_disjoint_timer_query' in that specification.
Working Draft Initial definition.

Browser compatibility

Feature Chrome Edge Firefox Internet Explorer Opera Safari Servo
Basic Support47?No support1????
Feature Android Chrome for Android Edge Mobile Firefox for Android IE Mobile Opera Mobile Safari Mobile
Basic Support?47?No support???

1. To enable it in Firefox 41 and later, you need to set the webgl.enable-draft-extensions preference to true.

See also

Document Tags and Contributors

 Contributors to this page: teoli, fscholz
 Last updated by: teoli,