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@alexfacciorusso
Created February 17, 2018 00:33
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class Cat {
val meow = "Meowww...? :3"
}
fun main(args: Array<String>) {
var aBoringClassInstance: Cat? = Cat()
aBoringClassInstance!!
val sureNull: Cat? = null
sureNull!!
// oops! NPE :/
val maybeACat = openBox()
val meow = maybeACat?.meow!!
// NPE...?
}
fun openBox(): Cat? {
return if (Random().nextInt(2) == 0) Cat()
else null
}
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