key/value pairs. The bless() takes that reference and tells the object
it references that it's now a Critter, and returns the reference.
This is for convenience, because the referenced object itself knows that
-it has been blessed, and its reference to it could have been returned
+it has been blessed, and the reference to it could have been returned
directly, like this:
sub new {
other postfix dereference in the language. The left side of -E<gt> is not so
limited, because it's an infix operator, not a postfix operator.
-That means that below, A and B are equivalent to each other, and C and D
-are equivalent, but AB and CD are different:
+That means that in the following, A and B are equivalent to each other, and
+C and D are equivalent, but A/B and C/D are different:
A: method $obref->{"fieldname"}
B: (method $obref)->{"fieldname"}