```val foo String = null foo as CharSequence lastIndex``` Wh kotlinlang #announcements

```val foo: String? = null (foo as CharSequence).l...

ion

12/01/2017, 12:23 AM

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val foo: String? = null
(foo as CharSequence).lastIndex

Why doesn't Kotlin warn that this cast might cause a NullPointerException? (The correct cast should be

CharSequence?

)

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