OpenSAML user discussion

Quoting Scott Cantor 
<>:

> But there's no way to distinguish a NULL value from the empty string. But a
> null value is really "no value" and that's the thing 1.x doesn't support.

Why Not?

One can state a null value in XML with by:
xsi:nil="true"

which separates "empty" 
<a/>

from null
<a xsi:nil="true" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"/>

Thx,

-Matt Long