The WebGLRenderingContext.isShader() method of the WebGL API returns true if the passed WebGLShader is valid, false otherwise.
The WebGLRenderingContext.isShader() method of the WebGL API returns true if the passed WebGLShader is valid, false otherwise.
js
isShader(shader)
shaderA WebGLShader to check.
A GLboolean indicating whether or not the shader is valid.
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const canvas = document.getElementById("canvas"); const gl = canvas.getContext("webgl"); const shader = gl.createShader(gl.VERTEX_SHADER); // … gl.isShader(shader);
| Specification |
|---|
| WebGL Specification # 5.14.9 |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
isShader |
9 | 12 | 4 | 11 | 12 | 5.1 | 4.4.3 | 25 | 4 | 12 | 8 | 1.5 |
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https://developer.mozilla.org/en-US/docs/Web/API/WebGLRenderingContext/isShader