W3cubDocs

/Web APIs

WebGLRenderingContext: isProgram() method

The WebGLRenderingContext.isProgram() method of the WebGL API returns true if the passed WebGLProgram is valid, false otherwise.

Syntax

js

isProgram(program)

Parameters

program

A WebGLProgram to check.

Return value

A GLboolean indicating whether or not the program is valid.

Examples

Checking a program

js

const canvas = document.getElementById("canvas");
const gl = canvas.getContext("webgl");
const program = gl.createProgram();

// …

gl.isProgram(program);

Specifications

Specification
WebGL Specification
# 5.14.9

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
isProgram 9 12 4 11 12 5.1 4.4.3 25 4 12 8 1.5

See also

© 2005–2023 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WebGLRenderingContext/isProgram