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Created May 24, 2018 19:12
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getLastParam normal vs regex (http://jsbench.github.io/#a6bcecaa60b7d668636f8f760db34483) #jsbench #jsperf
Raw
index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>getLastParam normal vs regex</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;
Benchmark.prototype.setup = function () {
const target = "http://www.sub.domain.tld/foo/bar/boo";
function getLastParamNormal(str) {
return str
.split("/") // split by slash
.filter(e=>e); // remove empty array elements
}
function getLastParamRegex(str) {
return str.match(/.*\/(.*)\/(.*)$/gmi)
}
};
suite.add("getLastParamNormal(target);", function () {
getLastParamNormal(target);
});
suite.add("getLastParamRegex(target);", function () {
getLastParamRegex(target);
});
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("getLastParam normal vs regex");
console.log(new Array(30).join("-"));
suite.run();
});
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