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Subject: Re: [boost] [string] proposal
From: Dave Abrahams (dave_at_[hidden])
Date: 2011-01-24 06:26:00


On Fri, Jan 21, 2011 at 4:31 PM, Nevin Liber <nevin_at_[hidden]> wrote:
> On 21 January 2011 10:55, Dave Abrahams <dave_at_[hidden]> wrote:
>
>>
>> Do you want to prevent
>> 1. wholesale mutation such as
>>
>>          x = y
>>          x += y
>>
>> or just
>>
>> 2. per-char mutation such as
>>
>>          x[10] = 'a'
>>
>> ?
>>
>
> Eliminating #2 but not #1 would force c_str() to make a (possibly tracked)
> copy, to avoid #2 on its internal buffer (due to the trailing '\0' byte).

Who says we need a c_str()?

-- 
Dave Abrahams
BoostPro Computing
http://www.boostpro.com

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