typeOfNumber

JavaScript performance comparison

Test case created by Andreas Deuschlinger

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in unknown unknown
Test Ops/sec
typeof
var n = Math.random() * 1000;
var c = typeof x === 'number';
pending…
+ Trick
var n = Math.random() * 1000;
var c = n === +n;
pending…

Compare results of other browsers

Revisions

You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:

0 comments

Add a comment