Alex Antonov
Alex Antonov

Reputation: 15156

Ruby boolean logic: some amount of variables are true

Let say I have 3 variables: a, b, c.

How can I check that just zero or one of them is true?

Upvotes: 0

Views: 43

Answers (1)

sawa
sawa

Reputation: 168101

[a, b, c].count(true) < 2

.....................

Upvotes: 3

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