RegexSplit resolver returning no values

[Tom Scavo]

On Fri, Jan 29, 2016 at 5:42 AM, Morris, Andi <amorris at cardiffmet.ac.uk> wrote:
>
> The attribute is declared as:
>
> <resolver:AttributeDefinition xsi:type="RegexSplit" xmlns="urn:mace:shibboleth:2.0:resolver:ad"
>                               id="PersonalRef"
>                               sourceAttributeID="description"
>                               regex="(\d{5})">
> <resolver:Dependency ref="myLDAP" />
>
> </resolver:AttributeDefinition>
>
> I need to grab the first 5 digits from a string, an example of which is below:
>
> 12345 some text 12/01/17
>
> Can anyone advise please?

Try: "^([0-9]+) .+$"

but I'm not sure if this regex is appropriate for "RegexSplit".

Tom