Re: Using Template return an error message. Please help

From:
=?Utf-8?B?Sm9kaWU=?= <Jodie@discussions.microsoft.com>
Newsgroups:
microsoft.public.vc.language
Date:
Sun, 16 Sep 2007 12:26:01 -0700
Message-ID:
<69D701B8-E03B-4DDF-BA06-9EA82F2634A2@microsoft.com>
Thanks a lot Carl,
It worked!!!
Again thank you so much for the help.
JP
"Carl Daniel [VC++ MVP]" wrote:

Jodie wrote:

Hi All,
I have the following program:
emplate <class T>
T max(T a, T b)
{
return a > b ? a : b ;
}
void main()
{

cout << "max(10, 15) = " << max(10, 15) << endl ;
// cout << "max('k', 's') = " << max('k', 's') << endl ;
// cout << "max(10.1, 15.2) = " << max(10.1, 15.2) << endl ;
}

Had complier errror message as below:
Error 1 error C2668: 'max' : ambiguous call to overloaded
function d:\\learnc.cpp 35

I couldn't figure out what is the problem. Could you please help.


The problem is that you've defined a function with the same name as a
standard library function, and you've put in a "using namespace std;" (which
you didn't show).

You can either:

1. Remove "using namespace std;" and explicitly qualify your references to
cout (e.g. std::cout), or
2. Name your templated max function something else, such as my_max.

-cd

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