1 // Copyright 2002 The Trustees of Indiana University.
2
3 // Use, modification and distribution is subject to the Boost Software
4 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
5 // http://www.boost.org/LICENSE_1_0.txt)
6
7 // Boost.MultiArray Library
8 // Authors: Ronald Garcia
9 // Jeremy Siek
10 // Andrew Lumsdaine
11 // See http://www.boost.org/libs/multi_array for documentation.
12
13 #include "boost/multi_array.hpp"
14 #include "for_each.hpp"
15 #include <algorithm>
16
17 struct times_five {
operator ()times_five18 double operator()(const int& val) { return val*5.0; }
19 };
20
21
main()22 int main() {
23
24 typedef boost::multi_array<double,1> array;
25
26 double data[] = {
27 1.0, 2.0, 3.0,
28 4.0, 5.0, 6.0,
29 7.0, 8.0, 9.0
30 };
31 const int data_size=9;
32
33 array A(boost::extents[9]);
34 A.assign(data,data+data_size);
35
36 #if 0
37 std::copy(A.begin(),A.end(),
38 std::ostream_iterator<double>(std::cout,","));
39
40 std::cout << "\n";
41 #endif
42
43 for_each(A,times_five());
44
45 #if 0
46 std::copy(A.begin(),A.end(),
47 std::ostream_iterator<double>(std::cout,","));
48
49 std::cout << "\n";
50 #endif
51 return 0;
52 }
53