[Zope] expression evaluateion

[Phil Harris]

Chien

Try this

<dtml-var "_.float(a)/_.float(b)*_.float(c)">

You calculation is using integers and there is no automatic conversion being
done.

You need to explicitly tell zope that you want float calculations.

HTH

Phil
phil.harris@zope.co.uk


----- Original Message -----
From: "Chien-pin Wang" <cpw@suprize.com>
To: <zope@zope.org>
Sent: Thursday, March 16, 2000 5:57 AM
Subject: [Zope] expression evaluateion


> Hi,
>
>     Zope seems to evaluate expressions in an unconventional way.
> Say I have three properties, a=3, b=5, c=7 set in a Folder. In
> a DTML Document I tried to say <dtml-var "a/b*c"> and got result
> 0. The expression was evaluated as a/(b*c) and rounded off. Is
> not the expression supposed to be evaluated as (a/b)*3? The
> result is not correct still if we put it this way:
> <dtml-var "(a/b)*3">. I still got 0 as the result. Did I miss
> anything fundamentally or is this a, bug?
>
> Chien-pin
>
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