The program below outputs
String: <First string> Second string> Fourth string> Fifth string>
All but the first "<" is missing. Any ideas?
(On vc++7.1 using Boost 1.32.0.)
Richard
All opinions are mine and do not represent in any way the position of
Dell Corporation.
#include <ostream>
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include
using std::wstring;
using std::wcout;
using std::endl;
using boost::lambda::_1;
typedef std::vector<wstring> StringCollection;
wstring gt(L"<");
std::wostream& operator << (std::wostream& out, StringCollection const&
coll) {
std::for_each(coll.begin(), coll.end(), out << gt << _1 << L"> ");
return out;
}
int main(int, char*[]) {
StringCollection s;
s.push_back(L"First string");
s.push_back(L"Second string");
s.push_back(L"Fourth string");
s.push_back(L"Fifth string");
wcout << L"String: " << s << endl;
return 0;
}
