Re: [boost] Re: Re: Re: rtl (Range Template Library)

From: John Torjo (john.lists_at_[hidden])
Date: 2003-11-23 19:02:38

>>Just to stick my two cents in why bother with a ++
>>operator in the for loop the increment is implied
>>
>>so you could write something like the following
>>for (; r; )
>>{
>>   *r;
>>}
>>
>>increment and test makes more sense for a range object
>> within the of a loop. Right :-)
> 
> 
> I disagree.
> Code should not be a short as possible, it should be as meaningful as 
> possible.
> The intent is obvious with the idiom "for(; r; ++r)" and it should be.
> 

Indeed ;)
Also, what if you need to dereference twice?

Example:
for ( ; r; ++r) {
    r->first_name = r->last_name; // dereferencing twice
}

Best,
John