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- .. Copyright David Abrahams 2006. Distributed under the Boost
- .. Software License, Version 1.0. (See accompanying
- .. file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- Example
- .......
- ::
- struct string_appender
- {
- string_appender(std::string& s)
- : m_str(&s)
- {}
- void operator()(const std::string& x) const
- {
- *m_str += x;
- }
- std::string* m_str;
- };
- int main(int, char*[])
- {
- std::vector<std::string> x;
- x.push_back("hello");
- x.push_back(" ");
- x.push_back("world");
- x.push_back("!");
- std::string s = "";
- std::copy(x.begin(), x.end(),
- boost::make_function_output_iterator(string_appender(s)));
- std::cout << s << std::endl;
- return 0;
- }
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