Baseline Widely available
Note: This feature is available in Web Workers.
The WebGLRenderingContext.getProgramInfoLog returns the information log for the specified WebGLProgram
object. It contains errors that occurred during failed linking or validation of WebGLProgram
objects.
getProgramInfoLog(program)
Parameters Return value
A string that contains diagnostic messages, warning messages, and other information about the last linking or validation operation. When a WebGLProgram
object is initially created, its information log will be a string of length 0.
const program = gl.createProgram();
// Attach pre-existing shaders
gl.attachShader(program, vertexShader);
gl.attachShader(program, fragmentShader);
gl.linkProgram(program);
gl.getProgramInfoLog(program);
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