WebGLRenderingContext.isBuffer() - Web APIs 编辑

The WebGLRenderingContext.isBuffer() method of the WebGL API returns true if the passed WebGLBuffer is valid and false otherwise.

Syntax

GLboolean gl.isBuffer(buffer);

Parameters

buffer

A WebGLBuffer to check.

Return value

A GLboolean indicating whether or not the buffer is valid.

Examples

Creating a buffer

var canvas = document.getElementById('canvas');
var gl = canvas.getContext('webgl');
var buffer = gl.createBuffer();

gl.isBuffer(buffer);

Specifications

Browser compatibility

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See also

• WebGLRenderingContext.bindBuffer()
• WebGLRenderingContext.createBuffer()
• WebGLRenderingContext.deleteBuffer()
• Other buffers: WebGLFramebuffer, WebGLRenderbuffer