Retain/Autorelease in Cocoa Getters
Posted July 11, 2007 
Comments(0)
Comments(0) Someone asked me: “Why do some getters do:
- (id)object;
{
return _object;
}
{
return _object;
}
and others do:
- (id)object;
{
return [[_object retain] autorelease];
}
{
return [[_object retain] autorelease];
}
…?”
The difference comes up in a special case which can cause a crash.
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