handful and interval

[Alex Rønne Petersen]

On 02-09-2012 17:05, Tyro[17] wrote:
> On 9/2/12 11:45 PM, Andrei Alexandrescu wrote:
>> On 9/2/12 4:22 PM, Andrei Alexandrescu wrote:
>> [snip]
>>
>> The alternative would be to simply define these as functions:
>>
>> if (a.among("struct", "class", "union")) { ... }
>> if (b.between(1, 100)) { ... }
>>
>>
>> Andrei
>
> if (a in ["struct", "class", "union"]) { ... }
> if (a in someArrayVar) { ... }
>
> works wonders for me. Why not? Somehow I cannot see the disadvantages.
> Please educate.
>
> Andrew

The argument seems to be that since an array search is O(n) and an AA 
lookup is O(1), this example would be "misleading".

Not that I think this matters at all in practice.

-- 
Alex Rønne Petersen
alex at lycus.org
http://lycus.org