Run results for: Array.from vs RegExp.match(/[\s\S]/gu)

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36 Edg/131.0.0.0

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Array.from	28114.1 Ops/sec
string split	5883.7 Ops/sec

Script Preparation code:

var s1 = String.fromCodePoint(...crypto.getRandomValues(new Uint8Array(1024)));
var s2 = String.fromCodePoint(...crypto.getRandomValues(new Uint8Array(4096)));

Tests:

Array.from
let n1 = Array.from(s1); let n2 = Array.from(s2);
string split
let n1 = s1.match(/[\s\S]/gu); let n2 = s2.match(/[\s\S]/gu);

Run results for: Array.from vs RegExp.match(/[\s\S]/gu)

Array.from

string split