i get that you shouldnt have radio buttons with same name but in a situation where you only want one to be checkd at a time, how else do you do that?
tw On Mon, Feb 9, 2009 at 3:01 PM, Michael Grant <[email protected]> wrote: > > You're going to have to loop through form.elements and count them. Note, > this isn't tested and just off the top of my head. Can't remember if you > refer to id as "id" or "id.value", you might have to mess with it a bit. On > another note it's generally bad to have multiple elements with the same id. > > var iCount = 0; > for(var i=0; i<form.elements;i++) { > if(form.elements[i].id == "updateFirmware") iCount++ > } > > alert(iCount); > > > > > On Mon, Feb 9, 2009 at 2:50 PM, Tony <[email protected]> wrote: > >> >> i want that alert to tell me how many checkboxes with the >> id="updateFirmware" there are. >> its telling me that fields is null :( >> >> help. >> >> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" >> "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd";> >> <html xmlns="http://www.w3.org/1999/xhtml";> >> <head> >> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> >> <title>Untitled Document</title> >> <script type="text/javascript"> >> var fields = document.getElementById('updateFirmware') >> alert(fields.length); >> </script> >> </head> >> >> <body> >> >> <form name="peripheralForm" action="tony.cfm" method="post"> >> Test >> >> <input type="checkbox" id="updateFirmware" /> >> <br /> >> Test >> >> <input type="checkbox" id="updateFirmware" /> >> <br /> >> Test >> >> <input type="checkbox" id="updateFirmware" /> >> <br /> >> Test >> >> <input type="checkbox" id="updateFirmware" /> >> <br /> >> </form> >> >> </body> >> >> </html> >> >> > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Adobe® ColdFusion® 8 software 8 is the most important and dramatic release to date Get the Free Trial http://ad.doubleclick.net/clk;207172674;29440083;f Archive: http://www.houseoffusion.com/groups/cf-community/message.cfm/messageid:287839 Subscription: http://www.houseoffusion.com/groups/cf-community/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.5
