Last Updated：2025/11/29
Sentence
Quizzes for review
When designing multiple inheritance in C++, you must carefully handle the diamond problem to avoid duplicated base class initialization and ambiguous method calls.
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When designing multiple inheritance in C++, you must carefully handle the diamond problem to avoid duplicated base class initialization and ambiguous method calls.
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Related words
diamond problem
Noun
(object-oriented
programming)
The
ambiguity
that
arises
when
two
classes
B
and
C
inherit
from
A,
and
a
further
class
D
inherits
from
both
B
and
C,
so
that
if
there
is
a
method
in
A
that
B
and/or
C
has
overridden,
and
D
does
not
override
it,
it
is
unclear
which
version
of
the
method
D
should
inherit.
Japanese Meaning
オブジェクト指向プログラミングにおいて、クラスの多重継承により生じる曖昧性の問題。例えば、クラスAを継承したクラスBとクラスCがあり、さらにそれらを継承するクラスDが存在する場合、もしAのメソッドがBまたはCでオーバーライドされ、Dではオーバーライドが行われていないならば、Dがどのバージョンのメソッドを継承すべきかが不明確になる現象を指す。
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