Sunday, January 23, 2011

Re: cp1252 characters when enc=utf-8, fenc=cp1252

On Sat, Jan 22, 2011 at 5:37 PM, Ben Schmidt
<mail_ben_schmidt@yahoo.com.au> wrote:
> On 23/01/11 9:41 AM, Ben Fritz wrote:
>>
>> I somehow have the impression that changing encoding while Vim was
>> already up and running is a bad idea. I don't really know *what* it
>> could mess up. Anyone?
>
> Changing 'fileencoding' isn't a problem. It will cause the file to be
> written with a different encoding when the time comes. Changing this
> option is the proper way to convert a file between encodings in Vim.
>

Right, I do this now.

> But 'encoding' sets the internal encoding used by Vim for all its
> buffers, registers, and basically everywhere else text is stored. And
> changing 'encoding' will not convert anything, it will just reinterpret
> all the data Vim already has in memory, with quite probably disastrous
> results for everything other than basic Latin characters. So you
> definitely don't want to change this when Vim is running. If you use
> viminfo to save registers between sessions (which you quite probably do
> without even realising), you quite probably don't want to change
> 'encoding' ever.
>

Ah, so if I change 'enc' while Vim is running, and then go to paste
text yanked from a utf-8 buffer, but now my encoding is cp1252, it
would paste two garbage bytes instead of a single en dash (for
example). I assume mappings, etc. might be messed up as well?

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