works for : - i created an image object 'go.gif' - zope created automatically properties for 'width' and 'height' - <dtml-var "_['go.gif'].getProperty('width')"> return the right value of the width property Maybe you must use the underscore notation when your object Id contains special characters like a dot etc. Andreas ----- Original Message ----- From: "zopist" <zopist@rediffmail.com> To: "Andreas Jung" <andreas@andreas-jung.com> Cc: <zope@zope.org> Sent: Wednesday, November 28, 2001 08:00 Subject: Re: Re: [Zope] how to check attribute or property of a object ?? Thanks Andreas for the feedbacf. But i am getting an error. Error type : Attribute error Error Value: getProperty regards, Zopist. On Wed, 28 Nov 2001 Andreas Jung wrote :

<dtml-if expr="objectname.getProperty('width')>640"> Big image <dtml-else> Small image </dtml-if>

Andreas ----- Original Message ----- From: "zopist" <zopist@rediffmail.com> To: <zope@zope.org> Sent: Wednesday, November 28, 2001 06:26 Subject: [Zope] how to check attribute or property of a object ??

hello, Every dtml-image object has width and height as a default property. I want to check if a dtml image object has width (attribute or property) > 1 something like <dtml-if expr="objectname.len('width')>1"> do something <dtml-else> do something else </dtml-if> can anybody please tell me the exact syntax ?? can i use len ?? thanks for the help.

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