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var x = parseInt('01234', 10),
    y = parseInt('20px', 10),
    z = parseInt('2e2');

var x = Number('01234'),
    y = Number('20px'),
    z = Number('2e2');

var x = +'01234',
    y = +'20px',
    z = +'2e2';

var x = ~~'01234',
    y = ~~'20px',
    z = ~~'2e2';

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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:

• Revision 1: published by Matt Ball on 8th April 2011
• Revision 2: published on 27th December 2012
• Revision 3: published by Spencer Creasey on 7th January 2013

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