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
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