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From: Ian Collins <ian-news@hotmail.com>
Newsgroups: comp.lang.c++
Subject: Re: in g++(invalid use of incomplete type)
Date: Mon, 11 Jul 2011 20:54:17 +1200
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Xref: x330-a1.tempe.blueboxinc.net comp.lang.c++:7724

On 07/11/11 07:31 PM, eric wrote:
>
> -----------------------------------------------------the program I
> used to compile is-----------------------
> // Example 5-4 formatting a datetime string
> #include<iostream>
> #include<cstdlib>
> #include<ctime>
> #include<cstring>
> #include<string>
> #include<stdexcept>
> #include<iterator>
> #include<sstream>
>
> using namespace std;
>
> ostream&  formatDatetime(ostream&  out, const tm&  t, const char* fmt) {
>    const time_put<char>&  dateWriter = use_facet<time_put<char>
>> (out.getloc());

In which standard header is time_put declared?  Check for balance of < 
and >.

>    int n = strlen(fmt);
>    if (dateWriter.put(out, out, ' ',&t, fmt, fmt + n).failed()) {
>       throw runtime_error("failure to format date time");
>    }
>    return out;
>   }
>
> string dateTimeToString(const tm&  t, const char* format) {
>     stringstream s;
>     formatDateTime(s, t, format);

Names are case sensitive!

>     return s.str();
>   }


-- 
Ian Collins