Re: At sign ``@'' in key
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- Subject: Re: At sign ``@'' in key
- From: Florian Weimer <fw@...>
- Date: 2012年12月23日 15:33:43 +0100
* Rena:
>> 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?
It's for VMS compatibility, where most system APIs have a $ in their
names.
> IIRC it even generates a warning if you use it.
Only for C++.