Run results for: Generate UUID using crypto.randomUUID

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:123.0) Gecko/20100101 Firefox/123.0

Browser: Firefox 123

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

String.prototype.replace

560K/s

String.prototype.replaceAll

548K/s

String.prototype.split

522K/s

Array.prototype.map

174K/s

View exact numbers

Test name	Executions per second
✓ String.prototype.replace	560,344 Ops/sec
String.prototype.replaceAll	548,200 Ops/sec
String.prototype.split	522,349 Ops/sec
Array.prototype.map	174,364 Ops/sec

Tests:

String.prototype.replace
crypto.randomUUID().replace(/-/g, "");
String.prototype.replaceAll
crypto.randomUUID().replaceAll("-", "");
String.prototype.split
crypto.randomUUID().split("-").join("");
Array.prototype.map
[...crypto.randomUUID()].map((v, i) => [8, 13, 18, 23].includes(i) ? "" : v).join("");