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isSafeInteger #jsbench #jsperf (http://jsbench.github.io/#ba6a3ecbe65fe3b16e9fb60ff6816723) #jsbench #jsperf
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"/> | |
| <title>isSafeInteger #jsbench #jsperf</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 () { | |
| var j = 0; | |
| var data = []; | |
| for (var i = 0; i < 1024; i += 1) { | |
| data[i] = Math.floor(Math.random() * 100000); | |
| } | |
| var A = 9007199254740991; | |
| }; | |
| suite.add("j += 1;", function () { | |
| j += 1; | |
| if (j >= 1024) { | |
| j = 0; | |
| } | |
| var x = data[j]; | |
| j += 1; | |
| if (j >= 1024) { | |
| j = 0; | |
| } | |
| var y = data[j]; | |
| var v = 0 + x * y; | |
| if (!Number.isSafeInteger(v)) { | |
| throw new RangeError(); | |
| } | |
| }); | |
| suite.add("j += 1;", function () { | |
| j += 1; | |
| if (j >= 1024) { | |
| j = 0; | |
| } | |
| var x = data[j]; | |
| j += 1; | |
| if (j >= 1024) { | |
| j = 0; | |
| } | |
| var y = data[j]; | |
| var v = 0 + x * y; | |
| if (!(v >= Number.MIN_SAFE_INTEGER && v <= Number.MAX_SAFE_INTEGER)) { | |
| throw new RangeError(); | |
| } | |
| }); | |
| suite.add("j += 1;", function () { | |
| j += 1; | |
| if (j >= 1024) { | |
| j = 0; | |
| } | |
| var x = data[j]; | |
| j += 1; | |
| if (j >= 1024) { | |
| j = 0; | |
| } | |
| var y = data[j]; | |
| var v = 0 + x * y; | |
| if (!(v >= -9007199254740991 && v <= +9007199254740991)) { | |
| throw new RangeError(); | |
| } | |
| }); | |
| suite.add("j += 1;", function () { | |
| j += 1; | |
| if (j >= 1024) { | |
| j = 0; | |
| } | |
| var x = data[j]; | |
| j += 1; | |
| if (j >= 1024) { | |
| j = 0; | |
| } | |
| var y = data[j]; | |
| var v = 0 + x * y; | |
| if (!(v >= -A && v <= +A)) { | |
| throw new RangeError(); | |
| } | |
| }); | |
| 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("isSafeInteger #jsbench #jsperf"); | |
| console.log(new Array(30).join("-")); | |
| suite.run(); | |
| }); |
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