Last Updated :2025/12/02

widening conversion

Noun
Japanese Meaning
プログラミングにおいて、元のデータ型から情報の損失なく、同じかそれ以上の大きさを持つ別のデータ型に変換すること
What is this buttons?

コンパイラは int の値を long 型の変数に代入する際、情報が失われないように同じかより大きなサイズのデータ型への変換(拡大変換)を適用します。

plural

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(programming) A conversion from one data type to another where the new data type’s size is the same or greater than the old one’s, guaranteeing that there will be no loss of information.

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widening conversion

The compiler applies a widening conversion when assigning an int value to a long variable to ensure that no information is lost.

See correct answer

The compiler applies a widening conversion when assigning an int value to a long variable to ensure that no information is lost.

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