## ?

x.## is compiler magic [1] for a call to ScalaRuntime.hash(x) [2].
This can be called on primitives, unlike Object#hashCode. It is
consistent with Any.==.

It is new in Scala 2.8.0, and described in detail on the mailing list [3].

-jason

[1] http://lampsvn.epfl.ch/trac/scala/browser/scala/tags/R_2_8_0_final/src/c...
[2] http://lampsvn.epfl.ch/trac/scala/browser/scala/tags/R_2_8_0_final/src/l...
[3] http://scala-programming-language.1934581.n4.nabble.com/and-equals-td226...

On Mon, Aug 30, 2010 at 1:59 PM, Sciss wrote:
> hi,
>
> from the Proxy source code:
>
> override def hashCode: Int = self.##
>
> what is the magic behind .## ? is this recognized by the compiler as a syntactic sugar for java.lang.Object.hashCode or ... ?
>
> thanks, -sciss-
>
>

thanks!

Am 30.08.2010 um 13:16 schrieb Jason Zaugg:

> x.## is compiler magic [1] for a call to ScalaRuntime.hash(x) [2].
> This can be called on primitives, unlike Object#hashCode. It is
> consistent with Any.==.
>
> It is new in Scala 2.8.0, and described in detail on the mailing list [3].
>
> -jason
>
> [1] http://lampsvn.epfl.ch/trac/scala/browser/scala/tags/R_2_8_0_final/src/c...
> [2] http://lampsvn.epfl.ch/trac/scala/browser/scala/tags/R_2_8_0_final/src/l...
> [3] http://scala-programming-language.1934581.n4.nabble.com/and-equals-td226...
>
>
> On Mon, Aug 30, 2010 at 1:59 PM, Sciss wrote:
>> hi,
>>
>> from the Proxy source code:
>>
>> override def hashCode: Int = self.##
>>
>> what is the magic behind .## ? is this recognized by the compiler as a syntactic sugar for java.lang.Object.hashCode or ... ?
>>
>> thanks, -sciss-
>>
>>