files/en-us/web/api/gpu/wgsllanguagefeatures/index.md
{{APIRef("WebGPU API")}}{{SecureContext_Header}}{{AvailableInWorkers}}
The wgslLanguageFeatures read-only property of the
{{domxref("GPU")}} interface returns a {{domxref("WGSLLanguageFeatures")}} object that reports the WGSL language extensions supported by the WebGPU implementation.
[!NOTE] Not all WGSL language extensions are available to WebGPU in all browsers that support the API. We recommend you thoroughly test any extensions you choose to use.
A {{domxref("WGSLLanguageFeatures")}} object instance. This is a setlike object.
if (!navigator.gpu) {
throw Error("WebGPU not supported.");
}
const wgslFeatures = navigator.gpu.wgslLanguageFeatures;
// Return the size of the set
console.log(wgslFeatures.size);
// Iterate through all the set values using values()
const valueIterator = wgslFeatures.values();
for (const value of valueIterator) {
console.log(value);
}
// …
{{Specifications}}
{{Compat}}