[swift-users] Implicitly type conversion ?

[Adel Zhang]

Any other situation when implicit type casting works?  It would be better if there is a reference or link.
---Original---
From: "Jens Alfke"<jens at mooseyard.com>
Date: 2016/8/19 00:27:33
To: "adelzhang"<adelzhang at qq.com>;
Cc: "swift-users"<swift-users at swift.org>;
Subject: Re: [swift-users] Implicitly type conversion ?



On Aug 18, 2016, at 12:18 PM, adelzhang via swift-users <swift-users at swift.org> wrote:

Why swift don't warn the type mismatch? I am woking on Xcode Version 7.3.1.



It’s an implicit type-cast. Any type `X` can always be implicitly converted to type `X?` (i.e. `Optional<X>`).


—Jens
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