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@will-russell
Created December 19, 2016 16:24
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Apply vs. Call for function (https://jsbench.github.io/#9cca0d3627369c62441578d3066b386f) #jsbench #jsperf
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>Apply vs. Call for function</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>
"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 _testsep () {
var sep;
try {
sep = Number(1009).toLocalString("en-US").substring(1,2);
}
catch (e) {
sep = ",";
}
return sep;
}
};
suite.add("function overTest (func) {", function () {
function overTest (func) {
var test = function () {
var args = arguments;
var key = args[0];
var cache = test.cache;
if (cache['key'] != null) {
return cache[key] ;
}
var result = func.apply(this, args);
cache[key] = result;
return result;
}
test.cache = {};
return test;
}
var getSep = overTest(_testsep);
return getSep(window.navigator.userLanguage);
});
suite.add("function overTest (func) {", function () {
function overTest (func) {
var test = function () {
var args = arguments;
var key = args[0];
var cache = test.cache;
if (cache['key'] != null) {
return cache[key] ;
}
var result = func.call(this, key);
cache[key] = result;
return result;
}
test.cache = {};
return test;
}
var getSep = overTest(_testsep);
return getSep(window.navigator.userLanguage);
});
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("Apply vs. Call for function");
console.log(new Array(30).join("-"));
suite.run();
});
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