Run results for: text encoders

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.100 Safari/537.36

Browser: Chrome 75

Operating system: Mac OS X 10.14.3

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
str2ab	855408.6 Ops/sec
textencoder api	312227.5 Ops/sec

Tests:

str2ab
str2ab('Hello world! Hello world! Hello world! Hello world! Hello world! Hello world! Hello world! 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! Hello world! Hello world! Hello world! Hello world! Hello world! Hello world! Hello world!'); function str2ab(str) { return new TextEncoder('utf-8').encode(str) }