Run results for: TextDecoder vs String.fromCharCode 2023

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.3 Safari/605.1.15

Browser: Safari 16

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
TextDecoder	1297118.8 Ops/sec
String.fromCharCode	1356920.0 Ops/sec

Script Preparation code:

var arr = new Uint8Array([84, 104, 105, 115, 32, 105, 115, 32, 97, 32, 85, 105, 110, 116,
    56, 65, 114, 114, 97, 121, 32, 99, 111, 110, 118, 101, 114, 116,
    101, 100, 32, 116, 111, 32, 97, 32, 115, 116, 114, 105, 110, 103
]);

Tests:

TextDecoder
new TextDecoder().decode(arr)
String.fromCharCode
String.fromCharCode.apply(null, arr)