README.md

uuid Benchmark

npm install

Node.js

To run the benchmark in Node.js, run npm test.

Browser

To run the benchmark in the browser run npm run start, open benchmark.html, and check the console.

Example output (uuid@8.0.0, MacBook Pro (Retina, 13-inch, Early 2015), 3.1 GHz Dual-Core Intel Core i7):

Starting. Tests take ~1 minute to run ...
uuidv1() x 1,306,861 ops/sec ±2.62% (85 runs sampled)
uuidv1() fill existing array x 4,750,515 ops/sec ±2.76% (88 runs sampled)
uuidv4() x 302,174 ops/sec ±3.06% (81 runs sampled)
uuidv4() fill existing array x 359,703 ops/sec ±3.67% (82 runs sampled)
uuidv3() x 105,667 ops/sec ±3.84% (79 runs sampled)
uuidv5() x 110,886 ops/sec ±2.55% (81 runs sampled)
Fastest is uuidv1() fill existing array