The OES_vertex_array_object.createVertexArrayOES() method of the WebGL API creates and initializes a WebGLVertexArrayObject object that represents a vertex array object (VAO) pointing to vertex array data and which provides names for different sets of vertex data.
createVertexArrayOES()None.
A WebGLVertexArrayObject representing a vertex array object (VAO) which points to vertex array data.
const ext = gl.getExtension("OES_vertex_array_object");
const vao = ext.createVertexArrayOES();
ext.bindVertexArrayOES(vao);
// …
// calls to bindBuffer or vertexAttribPointer
// which will be "recorded" in the VAO
// …