Last Updated :2025/12/02

complemented class

Noun
Japanese Meaning
正規表現において、指定された文字集合に含まれない、除外された文字の集合を意味する。 / 否定文字クラスとも呼ばれ、パターンで指定された文字を除いた全体の文字集合の補集合を表す。
What is this buttons?

正規表現を書くとき、[^0-9] のような否定文字クラスは、列挙されていない任意の文字にマッチすることを覚えておいてください。

plural

Quizzes for review

(regular expressions) Characters which are excluded in a pattern.

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complemented class

When writing the regex, remember that a complemented class like [0-9] matches any character not listed.

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When writing the regex, remember that a complemented class like [0-9] matches any character not listed.

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