34 lines
642 B
JavaScript
34 lines
642 B
JavaScript
'use strict'
|
|
const Benchmark = require('benchmark')
|
|
const suite = new Benchmark.Suite
|
|
|
|
let arr = new Array(100).fill(Math.random() * 100)
|
|
|
|
suite
|
|
.add('for', function() {
|
|
let l = arr.length
|
|
for (let i = 0; i < l; i++) {
|
|
let o = arr[i]
|
|
}
|
|
})
|
|
.add('while --', function() {
|
|
let l = arr.length
|
|
while(l--) {
|
|
let o = arr[l]
|
|
}
|
|
})
|
|
.add('while ++', function() {
|
|
let l = arr.length
|
|
let i = -1
|
|
while(l > ++i) {
|
|
let o = arr[i]
|
|
}
|
|
})
|
|
.on('cycle', function(event) {
|
|
console.log(String(event.target))
|
|
})
|
|
.on('complete', function() {
|
|
console.log('Fastest is ' + this.filter('fastest').map('name'))
|
|
})
|
|
.run({ 'async': true })
|