.map: Underscore.js versus jQuery (v6)

Revision 6 of this benchmark created on

Preparation HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<script src="https://underscorejs.org/underscore-min.js"></script>

Setup

var vals = new Array(999)
    for(var i = 0; i < vals.length; i++){vals[i] = {id: i}}

Test runner

Ready to run.

Testing in
TestOps/sec
jQuery
$.map(vals, function (i, x) { return x.id })
ready
Underscore.js
_.map(vals, function (x, i) { return x.id })
ready
Native
vals.map(function (x, i) { return x.id })
ready
No Map
var result = [];
for (var i = 0; i < vals.length; i++) {
  result.push(vals[i].id);
}
ready

Revisions

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