It may ignore the "dd" in the string and think the number you meant was 1144. I think Perl does this so JavaScript may too. ==================================== Trey: tutwabee at hotmail.com Get free JavaScripts at the Blue Dragon! Just go to: http://www.websiter.biz ==================================== Make money by being online: http://www.degoo.com/index.php?refid=tutwabee =================================== Earn free traffic for your website easily: http://tools.addme.com/servlet/popview?id=52260 ==================================== >From: "Scott.Wiseman" <swiseman at remax-cahi.com> >Reply-To: javascript at LaTech.edu >To: "'javascript at LaTech.edu'" <javascript at LaTech.edu> >Subject: [Javascript] is numberic?? >Date: Mon, 17 Jun 2002 12:56:26 -0700 > >I have tried the > >alert ( isNaN(parseInt(window.document.myform.RMList.value)) ); > >to figure this out. > >but it will allow me to enter this "11dd44" >this is not a number > >so what gives? >_______________________________________________ >Javascript mailing list >Javascript at LaTech.edu >https://lists.LaTech.edu/mailman/listinfo/javascript _________________________________________________________________ Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp.