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gobwas/index.html

Created December 23, 2015 19:59
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index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>UUID</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>
Raw
suite.js
"use strict";
(function (factory) {
if (typeof Benchmark !== "undefined") {
factory(Benchmark);
} else {
factory(require("benchmark"));
}
})(function (Benchmark) {
var suite = new Benchmark.Suite;
suite.add("'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {", function () {
'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
var r = Math.random()*16|0, v = c == 'x' ? r : (r&0x3|0x8);
return v.toString(16);
});
});
suite.add("function random(min, max) {", function () {
function random(min, max) {
return Math.floor(Math.random() * (max - min + 1)) + min;
}
'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/(x{1,8}|y)/g, function(c) {
var r, v;
var n = c.length;
if (n == 1) {
r = Math.random()*16|0;
v = c == 'x' ? r : (r&0x3|0x8);
} else {
v = random(1<<(4*(n-1)), (1<<(4*n)) - 1)
}
return v.toString(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("UUID");
console.log(new Array(30).join("-"));
suite.run();
});
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