Existential Operator / Null Propagation Operator
Kevin Smith
zenparsing at gmail.com
Wed Aug 19 13:24:04 UTC 2015
>
> What about `a!?.b` since semantically the symbol `!` has a meaning of
> non-nullable in JSDoc[1].
>
"!" in this context typically means non-optional, or "throw if the value is
nill". See Swift for example.
Or just `a!.b`?
>
Same thing.
Kevin
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