JavaScript · Typed arrays and encoding

typedArray.subarray()

Returns a view over part of the same buffer without copying.

javascriptRunnable example javascript course

Syntax

view.subarray(start, end)

Example

Try it

const bytes = new Uint8Array([1, 2, 3, 4]);
console.log(bytes.subarray(1, 3));

Reference pages are the quick answer. The course explains the why, shows the full example and ends with a challenge.