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三項演算子(ネスト)

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たまに忘れるのでメモ

三項演算子

= (条件式) ? (真の場合) : (偽の場合)

三項演算子(ネスト)

= (条件式A) ? (A真) : (条件式B) ? (B真) : (AB共に偽)

Ex) piecewise linear $(a < b)$

y = (x < a) ? -x : (x > b) ? x : 0

一回ネストするだけなら,可読性も悪くない気がする.

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