Created
September 15, 2016 05:47
-
-
Save iketari/023ef7834446c79d8a053d1cef01fb32 to your computer and use it in GitHub Desktop.
forEach и filter (http://jsbench.github.io/#023ef7834446c79d8a053d1cef01fb32) #jsbench #jsperf
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"/> | |
| <title>forEach и filter</title> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/benchmark/1.0.0/benchmark.min.js"></script> | |
| <script src="./suite.js"></script> | |
| </head> | |
| <body> | |
| <h1>Open the console to view the results</h1> | |
| <h2><code>cmd + alt + j</code> or <code>ctrl + alt + j</code></h2> | |
| </body> | |
| </html> |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| "use strict"; | |
| (function (factory) { | |
| if (typeof Benchmark !== "undefined") { | |
| factory(Benchmark); | |
| } else { | |
| factory(require("benchmark")); | |
| } | |
| })(function (Benchmark) { | |
| var suite = new Benchmark.Suite; | |
| Benchmark.prototype.setup = function () { | |
| let object = { | |
| foo: 1, | |
| bar: 2, | |
| baz: 3, | |
| foo1: 4, | |
| foo2: 5, | |
| foo3: 6 | |
| } | |
| function filter (obj, func) { | |
| let res = []; | |
| for (let name in obj) { | |
| if (func(name)) { | |
| res.push(name); | |
| } | |
| } | |
| return res; | |
| } | |
| }; | |
| suite.add("Object.keys(object).filter(key => object[key] % 2 === 0);", function () { | |
| Object.keys(object).filter(key => object[key] % 2 === 0); | |
| }); | |
| suite.add("filter(object, key => object[key] % 2 === 0);", function () { | |
| filter(object, key => object[key] % 2 === 0); | |
| }); | |
| suite.on("cycle", function (evt) { | |
| console.log(" - " + evt.target); | |
| }); | |
| suite.on("complete", function (evt) { | |
| console.log(new Array(30).join("-")); | |
| var results = evt.currentTarget.sort(function (a, b) { | |
| return b.hz - a.hz; | |
| }); | |
| results.forEach(function (item) { | |
| console.log((idx + 1) + ". " + item); | |
| }); | |
| }); | |
| console.log("forEach и filter"); | |
| console.log(new Array(30).join("-")); | |
| suite.run(); | |
| }); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment