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Created November 22, 2016 19:43
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regex vs JS native test (http://jsbench.github.io/#6bc5d4fac76eedcf17e17e549da48b37) #jsbench #jsperf
Raw
index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>regex vs JS native test</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("var a = '18 HOURS';", function () {
var a = '18 HOURS';
var b = a.split(' ');
console.log(b[0]);
console.log(b[1]);
});
suite.add("var a = '18 HOURS';", function () {
var a = '18 HOURS';
var b = a.match(/^(\d+)\s([a-zA-Z]+)/);
console.log(b[1]);
console.log(b[2]);
});
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("regex vs JS native test");
console.log(new Array(30).join("-"));
suite.run();
});
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