Null object: Difference between revisions

Content added Content deleted
Line 603: Line 603:
<lang python>try:
<lang python>try:
x
x
⚫
print "x is defined"
except NameError:
except NameError:
print "x is undefined"
print "x is undefined"
else:
⚫
print "x is defined"
</lang>
</lang>


Retrieved from "https://rosettacode.org/wiki/Null_object"