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December 19, 2016 16:24
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Apply vs. Call for function (https://jsbench.github.io/#9cca0d3627369c62441578d3066b386f) #jsbench #jsperf
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<!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> |
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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 _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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