`Boolean ` can have three states `true` `false` and `null` ` kotlinlang #intellij

`Boolean?` can have three states, `true`, `false` ...

kirillrakhman

10/20/2017, 10:31 AM

Boolean?

can have three states,

true

false

and

null

== true

expresses clearly, that you're only interested in one of the states

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