ext.isVertexArrayOES

The OES_vertex_array_object.isVertexArrayOES() method of the WebGL API returns true if the passed object is a WebGLVertexArrayObject object.

Syntax

GLBoolean ext.isVertexArrayOES(arrayObject);

Parameters

arrayObject

A WebGLVertexArrayObject (VAO) object to test.

Return value

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

Examples

var ext = gl.getExtension('OES_vertex_array_object');
var vao = ext.createVertexArrayOES();
ext.bindVertexArrayOES(vao);

// ...

ext.isVertexArrayOES(vao);

Specifications

Specification	Status	Comment
OES_vertex_array_object The definition of 'OES_vertex_array_object' in that specification.	Recommendation	Initial definition.

Browser compatibility

See also

• WebGLRenderingContext.getExtension()
• WebGLRenderingContext.vertexAttribPointer()
• WebGL2 equivalent: WebGL2RenderingContext.isVertexArray()