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Re: XMLDOM / Conditional Check for Object fails
To: NULL
Date: 5/31/2005 12:23:00 PM
try this:
If Not IsDomTextNode( oItemPrice) Then
...
'check if selectSingleNode returned a valid text node
Function IsDomTextNode( ByRef objNode )
Dim strTmp
On Error Resume Next
strTmp = objNode.text
If Err.Number = 0 Then
IsDomTextNode = True
Else
IsDomTextNode = False
End If
End Function
You should also be able to use the nodeType property of the node to see if
it is the type you expect. I can't remember why I used to above approach.
--
--Mark Schupp
"joe" <nobody@n...> wrote in message
news:NU1ne.9698$_r1.479079@n......
>I am having problems checking for the value of an XMLDOM object .
>
> Lets say my XMLDOM object was successfully created as objXMLDoc, and that
> has several nodes on it. In the case of a VBScript loop like below:
>
> '-------------------
> For x = 1 To 10
>
> Set oItemPrice = objXMLDoc.selectSingleNode("//Item[x]/Price")
>
> '--- conditional stuff that fails here
>
> Next
> '-------------------
>
> some of the Items don't have a price, therefore the object oItemPrice will
> fail at some point. So I want to check for this failure, but everything I
> do
> gives me errors.
> Examples:
>
> 1. If not oItemPrice Then
> 2. If oItemPrice.lenght = 0 Then
> 3. If oItemPrice = empty or oItemPrice = "" or isnull(oItemPrice) Then
> 4. If not (oItemPrice) Then
>
> I really don't know what to do. Most errors are like:
> " Object doesn't support this property or method"
>
> Any help is appreciated.
>
>
>
>
>
>
>
>
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