Created
April 22, 2018 06:43
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Untitled benchmark (https://jsbench.github.io/#e9377e641c8de7db394a2b9766f6d4db) #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 () { | |
| function tileToQuadkey(tile) { | |
| var index = ''; | |
| for (var z = tile[2]; z > 0; z--) { | |
| var b = 0; | |
| var mask = 1 << (z - 1); | |
| if ((tile[0] & mask) !== 0) b++; | |
| if ((tile[1] & mask) !== 0) b += 2; | |
| index += b.toString(); | |
| } | |
| console.log(index) | |
| return index; | |
| } | |
| function tileToKey(tile){ | |
| return tile.join('|'); | |
| } | |
| function quadkeyToTile(quadkey) { | |
| var x = 0; | |
| var y = 0; | |
| var z = quadkey.length; | |
| for (var i = z; i > 0; i--) { | |
| var mask = 1 << (i - 1); | |
| var q = +quadkey[z - i]; | |
| if (q === 1) x |= mask; | |
| if (q === 2) y |= mask; | |
| if (q === 3) { | |
| x |= mask; | |
| y |= mask; | |
| } | |
| } | |
| return [x, y, z]; | |
| } | |
| function keyToTile(key){ | |
| return key.split('|'); | |
| } | |
| var tile = [1562,1344,16]; | |
| }; | |
| suite.add("quadkeyToTile('0000031202011010');", function () { | |
| quadkeyToTile('0000031202011010'); | |
| }); | |
| suite.add("keyToTile('1562|1344|16');", function () { | |
| keyToTile('1562|1344|16'); | |
| }); | |
| 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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