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September 26, 2018 14:37
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Untitled benchmark (http://jsbench.github.io/#ddb18a96ca8fd45d8e4ca55c7a680379) #jsbench #jsperf
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"/> | |
| <title>Untitled benchmark</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> |
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| "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 () { | |
| class Complex16 extends Float64Array { | |
| constructor(...args) { | |
| super(...args); | |
| if (this.length !== 2) { | |
| throw new Error('invalid complex number'); | |
| } | |
| } | |
| // setters | |
| set re(value) { this[0] = value; } | |
| set im(value) { this[1] = value; } | |
| // getters | |
| get re() { return this[0]; } | |
| get im() { return this[1]; } | |
| // for visualization purposes only | |
| toString() { | |
| const { im, re } = this; | |
| let real = ''; | |
| if (re !== 0 || im === 0) { | |
| real = re; | |
| } | |
| let op = ''; | |
| if (re !== 0 && im > 0) { | |
| op = '+'; | |
| } | |
| let imaginary = ''; | |
| if (im !== 0) { | |
| if (im === 1) { | |
| imaginary = `i`; | |
| } else if (im === -1) { | |
| imaginary = `-i` | |
| } else { | |
| imaginary = `${im}i`; | |
| } | |
| } | |
| return `${real}${op}${imaginary}`; | |
| } | |
| } | |
| function add16(z1, z2) { | |
| return new Complex16([ | |
| z1.re + z2.re, | |
| z1.im + z2.im | |
| ]); | |
| } | |
| class Complex { | |
| constructor(re, im) { | |
| if (re === undefined || im === undefined) { | |
| throw new Error('invalid complex number'); | |
| } | |
| this._re = re; | |
| this._im = im; | |
| } | |
| // setters | |
| set re(value) { this._re = value; } | |
| set im(value) { this._im = value; } | |
| // getters | |
| get re() { return this._re; } | |
| get im() { return this._im; } | |
| // for visualization purposes only | |
| toString() { | |
| const { _im, _re } = this; | |
| let real = ''; | |
| if (_re !== 0 || _im === 0) { | |
| real = _re; | |
| } | |
| let op = ''; | |
| if (_re !== 0 && _im > 0) { | |
| op = '+'; | |
| } | |
| let imaginary = ''; | |
| if (_im !== 0) { | |
| if (_im === 1) { | |
| imaginary = `i`; | |
| } else if (_im === -1) { | |
| imaginary = `-i` | |
| } else { | |
| imaginary = `${_im}i`; | |
| } | |
| } | |
| return `${real}${op}${imaginary}`; | |
| } | |
| } | |
| function add(z1, z2) { | |
| return new Complex( | |
| z1.re + z2.re, | |
| z1.im + z2.im | |
| ); | |
| } | |
| }; | |
| suite.add("const z1 = new Complex16([2, 1]);", function () { | |
| const z1 = new Complex16([2, 1]); | |
| const z2 = new Complex16([3, 1]); | |
| add16(z1, z2).toString() | |
| }); | |
| suite.add("const z1 = new Complex(2, 1);", function () { | |
| const z1 = new Complex(2, 1); | |
| const z2 = new Complex(3, 1); | |
| add(z1, z2).toString() | |
| }); | |
| 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("Untitled benchmark"); | |
| console.log(new Array(30).join("-")); | |
| suite.run(); | |
| }); |
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