Revision as of 12:49, 4 February 2012 (view source) Stefan (talk \| contribs) (added OpenEdge solution) ← Older edit		Revision as of 12:50, 4 February 2012 (view source) Stefan (talk \| contribs) m (added comment how to check empty string explicitly) Newer edit →
Line 437: ELSE IF cc = ? THEN MESSAGE 'unknown' VIEW-AS ALERT-BOX. ELSE /* IF cc = '' */ ~~ELSE~~ MESSAGE 'empty' VIEW-AS ALERT-BOX. </lang>

Empty string (view source)