Run results for: Random ID generate

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36

Browser: Chrome 109

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Crypto randomUUID	777589.9 Ops/sec
generateUUID	1494731.2 Ops/sec
generateID	282792.4 Ops/sec

Script Preparation code:

window.generateUUID = () => {
    return Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);
};

window.generateID = (stringLength = 22) => {
    let randomStr = "";
    const characters = "ABCDEFGHIJKLMNOPQRSTUVWXYZqeytrpolkadjsghfgmnbzxcvnQPOWEYRKASJHDGFMNBCVX--___-_jsfhrlg-_124903564576986483658fgh4sdfh687e4h897WETHJ68F7G4688471877GFHJFFGJ87469857468746hfghwrtiyj4598yhdjkhgnk";
    for (let index = 0; index < stringLength; index++) {
      randomStr += characters.charAt(
        Math.floor(Math.random() * characters.length)
      );
    }
    return randomStr;
  };

Tests:

Crypto randomUUID
const uuid = crypto.randomUUID();
generateUUID
const uuid = generateUUID();
generateID
const uuid = generateID();

Run results for: Random ID generate

Crypto randomUUID

generateUUID

generateID