$.map

JavaScript performance comparison

Revision 3 of this test case created by Ult Combo

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<span>foo</span>
<span>bar</span>

Preparation code output

foo bar

Test runner

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Testing in unknown unknown
Test Ops/sec
$.map
var arr = $.map($("span"), function(el) {
    return $(el).text();
});
pending…
$.fn.each + push
var arr = [];

$("span").each(function() {
    arr.push($(this).text());
});
 
pending…
$.fn.map + get()
var arr = $("span").map(function() {
    return $(this).text();
}).get();
pending…
$.fn.map + toArray()
var arr = $("span").map(function() {
    return $(this).text();
}).toArray();
pending…
native .map()
var arr = $("span").get().map(function(el) {
    return $(el).text();
});
pending…

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Revisions

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