@thi.ng/checks/is-typedarray.js

Collection of 70+ type, feature & value checks

export const isTypedArray = (x) => x &&
    (x instanceof Float32Array ||
        x instanceof Float64Array ||
        x instanceof Uint32Array ||
        x instanceof Int32Array ||
        x instanceof Uint8Array ||
        x instanceof Int8Array ||
        x instanceof Uint16Array ||
        x instanceof Int16Array ||
        x instanceof Uint8ClampedArray);