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falsy (not comparable)
- (programming) Evaluating to false in a Boolean context.
- Antonym: truthy
&&does not always evaluate to
falsedoes not cause practical problems.
- 2014, Basarat Syed, Beginning Node.js, →ISBN, page 33:
- However, in the second case, both '0' and the empty string ('') are falsy (in other words, they behave like false) and are therefore equal with respect to ==.
- 2016, Kenny Ballou, Learning Elixir, →ISBN, page 92:
- If the first operand (which comes before the question mark--doIt, in this example) is truthy, the expression evaluates to the second operand (between the question mark and colon), and if it's falsy, it evaluates to the third operand (after the colon).