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
WebGLProgramto 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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