[swift-users] UnsafePointer to UInt64

[Rien]

Excellent!

I had not seen the bitPattern initializer before…

Regards,
Rien

Site: http://balancingrock.nl
Blog: http://swiftrien.blogspot.com
Github: http://github.com/Balancingrock
Project: http://swiftfire.nl





> On 16 Feb 2017, at 14:47, Martin R <martinr448 at gmail.com> wrote:
> 
> // Int to pointer:
> let ptr = UnsafePointer<Double>(bitPattern: 123)!
> print(ptr) // 0x000000000000007b
> 
> // Pointer to Int:
> let int = Int(bitPattern: ptr)
> print(int) // 123
> 
> Int has the same size as a pointer on both 32-bit and 64-bit platforms.
> 
> Regards, Martin
> 
>> On 16 Feb 2017, at 14:27, Rien via swift-users <swift-users at swift.org> wrote:
>> 
>> What would be the easiest (and fastest) way to convert a pointer to an (unsigned)integer?
>> 
>> Ptr -> String -> Int
>> 
>> seems a bit cumbersome to me :-)
>> 
>> Regards,
>> Rien
>> 
>> Site: http://balancingrock.nl
>> Blog: http://swiftrien.blogspot.com
>> Github: http://github.com/Balancingrock
>> Project: http://swiftfire.nl
>> 
>> 
>> 
>> 
>> 
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>