Run results for: text encoders

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.3 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.3

Device Platform: Mobile

Date tested: 2 years ago

str2ab

4.5M/s

textencoder api

4.3M/s

View exact numbers

Test name	Executions per second
✓ str2ab	4,459,840 Ops/sec
textencoder api	4,342,354 Ops/sec

Tests:

str2ab
str2ab('Hello world!'); function str2ab(str) { var buf = new ArrayBuffer(str.length*2); var bufView = new Uint16Array(buf); for (var i=0, strLen=str.length; i < strLen; i++) { bufView[i] = str.charCodeAt(i); } return buf; }
textencoder api
str2ab('Hello world!'); function str2ab(str) { return new TextEncoder('utf-8').encode(str) }