CODEWITHSUNDEEP
dart
Trevor Boyle
Trevor Boyle

Reputation: 1025

Why does double.NAN exist but num.NAN and int.NAN don't, in Google's Dart programming language?

Why does double.NAN exist but num.NAN and int.NAN don't, in Google's Dart programming language?

Upvotes: 7

Views: 992

Answers (1)

Florian Loitsch
Florian Loitsch

Reputation: 8128

NaN is a specific double value that is specified in the IEEE standard for floating-point values (IEEE 754).

NaN has special properties (like NaN != NaN), and those properties are implemented by the CPU.

Integers do not have any explicit NaN value.

Upvotes: 7

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