55 lines
1.2 KiB
C++
55 lines
1.2 KiB
C++
// Copyright 2002 The Trustees of Indiana University.
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// Boost.MultiArray Library
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// Authors: Ronald Garcia
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// Jeremy Siek
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// Andrew Lumsdaine
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// See http://www.boost.org/libs/multi_array for documentation.
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// foreach_test.cpp
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// Let's see if this stuff works
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#include "boost/multi_array.hpp"
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#include "for_each.hpp"
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#include <algorithm>
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struct times_five {
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double operator()(const int& val) { return val*5.0; }
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};
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int main() {
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typedef boost::multi_array<double,2> array;
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double data[] = {
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1.0, 2.0, 3.0,
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4.0, 5.0, 6.0,
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7.0, 8.0, 9.0
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};
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const int data_size=9;
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array A(boost::extents[3][3]);
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A.assign(data,data+data_size);
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#if 0
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std::copy(A.data(),A.data()+A.num_elements(),
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std::ostream_iterator<double>(std::cout,","));
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std::cout << "\n";
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#endif
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for_each(A,times_five());
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#if 0
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std::copy(A.data(),A.data()+A.num_elements(),
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std::ostream_iterator<double>(std::cout,","));
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std::cout << "\n";
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#endif
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return 0;
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}
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