2014-08-06 1:59 GMT+02:00 Alex Miller <[email protected]>:
> And in general it really is Long (not long) - by default all Clojure
> values are objects, unless you have taken steps to use primitives.
>
You are right:
(class 0)
gives:
java.lang.Long
>
>
> On Tuesday, August 5, 2014 10:47:57 AM UTC-5, Michael Klishin wrote:
>
>> On 5 August 2014 at 19:43:21, Cecil Westerhof ([email protected])
>> wrote:
>> > > Because of the class of those values is Long. Why are those not
>> > Integer?
>>
>> To avoid the performance penalty of automatic promotion. In dynamically
>> typed languages
>> with auto-promotion of integers you have to perform a promotion check for
>> every
>> operation.
>>
>> It's not Long, by the way, it is long (the primitive).
>> --
>> @michaelklishin, github.com/michaelklishin
>>
>
--
Cecil Westerhof
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