lol. screwed up the syntax...you don't need to enclose variable with # in the cfif tag.
~ dina ----- Original Message ----- From: "Dina Hess" <[EMAIL PROTECTED]> To: "CF-Talk" <[EMAIL PROTECTED]> Sent: Monday, June 03, 2002 2:22 PM Subject: Re: if value exists, show it > trey, > > this seems to be the most widely accepted way of doing that: > > <!--- define the variable with an empty string to keep code from > breaking if it's not defined ---> > <cfparam name="variable" type="whatever" default=""> > > <!--- check to see if the variable has a length. if yes, display > it ---> > <cfif len(#variable#) > > #variable# > </cfif> > > oh, and, isdefined does *not* need to be locked. you only need to > lock variables scoped as application, session, and server. > > ~ dina > > > > ----- Original Message ----- > From: "trey" <[EMAIL PROTECTED]> > To: "CF-Talk" <[EMAIL PROTECTED]> > Sent: Monday, June 03, 2002 3:08 PM > Subject: if value exists, show it > > > > I simply want to test to see if a variable has a value (eg text > has been > > returned from a query) and if so, show it. There seem to be a > few options -- > > > > <cfif isdefined(#variable#)> > > #variable# > > </cfif> > > > > or > > > > <cfif len(#variable#) GT 0> > > #variable# > > </cfif> > > > > or > > > > <cfif #variable# IS ""> > > #variable# > > </cfif> > > > > Is one of these better than the others for dealing with text > values? I > > understand that IsDefined should be locked; I assume that is > not the case > > for the other two. > > > > TIA, > > Trey > > > > > > > > ______________________________________________________________________ Get the mailserver that powers this list at http://www.coolfusion.com FAQ: http://www.thenetprofits.co.uk/coldfusion/faq Archives: http://www.mail-archive.com/[email protected]/ Unsubscribe: http://www.houseoffusion.com/index.cfm?sidebar=lists
