Hi,

    try as:

<xs:element name="test" type="xs:integer" nillable="true"/>

Cheers

      Radovan

> -----Original Message-----
> From: xin wang [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, 23 May 2002 21:46
> To: [EMAIL PROTECTED]
> Subject: question about null integer
> 
> 
> If I define an element to be of type integer --
> 
> <xs:element name="test" type="xs:integer"/>
> 
> Then I say
> 
> <test></test> in the xml file.
> 
> I get the following error
> 
> Message: Datatype error:
> Type:InvalidDatatypeFacetException, Message: Empty
> string encountered..
> 
> Is there any way to allow empty element of integer
> type? I know I can make the element not appear when
> it's null, or I can define it to be a string and use
> regular expression to force all digits in the string.
> Any better ways to handle this?
> 
> Thanks,
> 
> victoria
> 
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