Jan. 27, 2014
3:33 a.m.
On Jan 24, 2014, at 3:14 PM, Carlo-2 [via Smalltalk] <ml-node+s1294792n4739153h31@n4.nabble.com> wrote:
3. Created a class NullWorld and overrode the #ifNil:ifNotNil Thanks! I'll check that out :)
----- Cheers, Sean -- View this message in context: http://forum.world.st/Null-Object-Pattern-tp4738574p4739535.html Sent from the Pharo Smalltalk Developers mailing list archive at Nabble.com.