Auto-remove blank lines in a list field

[Geoff Canyon]

At 2:07 PM -0400 4/8/02, Tariel Gogoberidze wrote:
>> >I have a list field and I am trying to write a script
>> >that upon "closeField" (or something appropriate),
>> >will automatically check each line in the field and
>> >remove/delete any blank lines in the list field;
>> >
>> 
>> on closeField
>>   filter me with "?*"
>> end closeField
>> --
>> 
>> regards,
>> 
>> Geoff Canyon
>> gcanyon at inspiredlogic.com
>
>
>What's the advantages of using filter with "?*" as  opposed to just
>filter with "*" to remove  empty lines?.
>Filter with "*" always worked fine for me but I would  love  to know if
>filter with "?*" gives some  additional advantages
>Thanks
>T.G.

Interesting -- Since * matches zero or more of any character, I would have thought that "*" would match the empty string, and thus wouldn't filter anything. It appears I was mistaken.
-- 

regards,

Geoff Canyon
gcanyon at inspiredlogic.com