Null object: Difference between revisions

m
{{omit from|GUISS}}
m ({{omit from|GUISS}})
Line 633:
if ![dict exists $dic nullval] ...</lang>
 
{{omit from|GUISS}}
{{omit from|TI-83 BASIC}} {{omit from|TI-89 BASIC}} <!-- Does not have a null value. -->