You are here
Home > Javascript

How Can I Use Javascript to Allow Only Numbers?

function isNumberKey(evt)
{
var charCode = (evt.which) ? evt.which : event.keyCode
if (charCode > 31 && (charCode < 48 || charCode > 57))
return false;

return true;
}

Add the following to the onkeypress event of your text box


return isNumberKey(event)

Get Free Email Updates!

Signup now and receive free offers, discounts & coupon codes

I agree to have my personal information transfered to Mad Mimi ( more information )

I will never give away, trade or sell your email address. You can unsubscribe at any time.

One thought on “How Can I Use Javascript to Allow Only Numbers?

Leave a Reply

CommentLuv badge

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Top