OES_vertex_array_object.isVertexArrayOES() - Web APIs 编辑

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

Browser compatibility

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See also

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