Re: At sign ``@'' in key
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- Subject: Re: At sign ``@'' in key
- From: Rena <hyperhacker@...>
- Date: 2012年12月23日 06:34:47 -0500
On Sun, Dec 23, 2012 at 6:32 AM, Florian Weimer <fw@deneb.enyo.de> wrote:
> * steve donovan:
>
>> If $ became a valid variable, then there would be a rush to be the
>> first library to colonize it (think of JQuery). Obfuscated Lua
>> programs could become so much easier!
>
> GCC allows $ in identifiers as a C extension (which cannot be switched
> off). Curiously, the same thing hasn't happened.
>
I think that's because it's a compiler extension, and intended only
for internal use? IIRC it even generates a warning if you use it.
--
Sent from my Game Boy.