Re: const char*/const char[] as non type Template Argument

From:
red floyd <no.spam.here@example.com>
Newsgroups:
comp.lang.c++.moderated
Date:
Fri, 20 Jun 2008 13:47:39 CST
Message-ID:
<D2R6k.7675$ZE5.7021@nlpi061.nbdc.sbc.com>
red floyd wrote:

St4lk3r wrote:

Hi all :)

I need to pass a string literal as non type template argument to my class
but i receive various kind of error by the compiler.

template<const char S[]>
struct hashString

{

     enum {

         val = 1

     };

};

int _tmain(int argc, _TCHAR* argv[])

{

const char S[] = "HI";

hashString<2, S>::val;

return 0;

}

and this is the compiling error message:

'hashString' : template parameter 'S' : 'S' : a local variable cannot be
used as a non-type argument

Someone can help me ? thanks :D


1. _tmain and _TCHAR are MS abominations. Use main and char.
2. The error message is straight forward. You have to use a global
variable.


Never mind. I think there are more errors hiding in there besides #2.

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