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True, False, and Undecided: Nullability

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Abstract

At school you learned about the dichotomy of true versus false, and you probably heard that there is nothing else. Reading this book, thus far, you have learned that in Kotlin there exists a boolean type Boolean with exactly those possible values: true and false. Period. Really?

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© 2019 Peter Späth

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Späth, P. (2019). True, False, and Undecided: Nullability. In: Learn Kotlin for Android Development. Apress, Berkeley, CA. https://doi.org/10.1007/978-1-4842-4467-8_10

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