Benchmark

index.js

var Benchmark = require('benchmark');
var suite     = new Benchmark.Suite();

suite.add('String#match', function() {
  var match = 'foo,bar,baz'.match(/^(foo),(bar),(baz)/);
  var foo   = match[1];
  var bar   = match[2];
  var baz   = match[3];
}).add('String#split', function() {
  var split = 'foo,bar,baz'.split(',');
  var foo   = split[0];
  var bar   = split[1];
  var baz   = split[2];
}).add('Slice, String#split', function() {
  var string = 'foobar,baz';
  var foo    = string.slice(0,3);
  var split  = string.slice(3).split(',');
  var bar    = split[0];
  var baz    = split[1];
}).on('cycle', function(event) {
  console.log(String(event.target));
}).on('complete', function() {
  console.log('Fastest is ' + this.filter('fastest').map('name'));
}).run();

package.json

{
  "dependencies": {
    "benchmark": "^2.1.0"
  }
}