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The downcast in the code failed at runtime because the object wasn't an instance of the subtype.
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The downcast in the code failed at runtime because the object wasn't an instance of the subtype.
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Related words
downcast
IPA(Pronunciation)
Noun
obsolete
Japanese Meaning
（コンピューティング）上位型から下位型へのキャスト / （古語）憂鬱な表情、落胆した様子 / （鉱業）換気用に空気が循環するための鉱山坑道
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