TypedArray.from() is not working with QML

TypedArray.from() is not working as expected and mentioned in https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray/from

Int16Array.from('123')

var s = new Set([1, 2, 3]);
Uint8Array.from(s);

Error :
TypeError: Property 'from' of object function Int16Array() [native code] is not a function