Sabtu, 17 September 2011

RE: [MS_AccessPros] Confusion with use of "Is Null" and :Nz"

 


Thanks Duanne,

It must be something that is unseen.

I have added:

Phonzzz: [PhoneAH]+" AH"

The result is here:

<http://www.rotary9790.org.au/test/test.asp>http://www.rotary9790.org.au/test/test.asp

Many thanks,

Robin Chapple

At 18/09/2011 10:42 AM, you wrote:

>Robin,
>If the PhoneAH is truly null then I think all you need is:
>Phonz: [PhoneAH] + " AH"
>
>Is it possible the field might be a zero-length-string or something
>you can't see?
>
>Duane Hookom
>MS Access MVP
>
>
>
>
>
>To: MS_Access_Professionals@yahoogroups.com
>From: robinski@mymail.net.au
>Date: Sun, 18 Sep 2011 09:28:53 +1000
>Subject: [MS_AccessPros] Confusion with use of "Is Null" and :Nz"
>
>
>
>
>
>
>I have been advised about the use of Nz but he code to use has ben supplied.
>
>I have not learned!
>
>This code in a query:
>
>Phonz: IIf([PhoneAH] Is Null,"",([PhoneAH] & " AH"))
>
>still gives AH in cases where I have dirty data.
>
>I Have learned that this is wrong:
>
>Phonz: IIf([PhoneAH] Is Null,"",(Nz[PhoneAH] & " AH"))
>
>Where is the correct place to use the Nz?
>
>Many thanks,
>
>Robin Chapple
>
>
>
>
>
>
>[Non-text portions of this message have been removed]
>
>
>
>------------------------------------
>
>Yahoo! Groups Links
>
>
>

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