1 /*============================================================================= 2 Copyright (c) 2001-2007 Joel de Guzman 3 Copyright (c) 2014 John Fletcher 4 Copyright (c) 2018 Kohei Takahsahi 5 6 Distributed under the Boost Software License, Version 1.0. (See accompanying 7 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 8 ==============================================================================*/ 9 #include <vector> 10 11 #include <boost/detail/lightweight_test.hpp> 12 #include <boost/phoenix/core.hpp> 13 #include <boost/phoenix/operator/self.hpp> 14 #include <boost/phoenix/operator/arithmetic.hpp> 15 #include <boost/phoenix/scope/lambda.hpp> 16 #include <boost/phoenix/stl/algorithm/iteration.hpp> 17 #include <boost/phoenix/stl/container.hpp> 18 main()19int main() 20 { 21 using boost::phoenix::lambda; 22 using boost::phoenix::ref; 23 using boost::phoenix::arg_names::_1; 24 using boost::phoenix::arg_names::_2; 25 using boost::phoenix::local_names::_a; 26 using boost::phoenix::placeholders::arg1; 27 28 using boost::phoenix::for_each; 29 using boost::phoenix::push_back; 30 31 int x = 10; 32 std::vector<std::vector<int> > v(10); 33 for_each(_1, lambda(_a = _2)[push_back(_1, _a)])(v, x); 34 35 int y = 0; 36 for_each(arg1, lambda[ref(y) += _1[0]])(v); 37 BOOST_TEST(y == 100); 38 39 return boost::report_errors(); 40 } 41 42