Hi Ken,

On Fri, 08 Mar 2013 14:19:59 +0800
Ken Peng <yhp...@orange.fr> wrote:

> How can Perl recognize user's input languages? for example, if the 
> message is in Chinese, the character encode will be GB2312. if it's in 
> latin, the encode will be iso-8859-1, etc.
> 

It's not always possible but see:

https://metacpan.org/search?q=guess%20encoding

Note that it's a good idea to standardise on UTF-8 or whatever globally. “The
90s called and they want their encodings/charset/internationalisation hell
back.”

Regards,

        Shlomi Fish

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