index.html

<script src="node_modules/benchmark/benchmark.js"></script>
<script src="node_modules/wu/lib/wu.js"></script>
<script src="node_modules/lodash/lodash.js"></script>
<script src="src/lz.js"></script>

<script>
var benchmark = new Benchmark.Suite;
function bench(tests) {
  console.log('Starting benchmark...');

  Object.keys(tests).forEach(function (name) {
    benchmark.add(name, tests[name])
  })

  benchmark
  .on('cycle', function(event) {
    console.log(String(event.target))
  })
  .on('complete', function() {
    console.log('Fastest is ' + this.filter('fastest').pluck('name'))
  })
  .run()
}
</script>

<script>
var a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]

var even = function (n) {
  return n % 2 === 0
}

function _lodash() {
  return _.filter(a, even).shift()
}

function _lz() {
  return new lz(a).filter(even).head()
}

function _wu() {
  return wu(a).filter(even).next()
}

bench({
  'lodash': _lodash,
  'lz': _lz,
  'wu': _wu
})
</script>