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27 lines
606 B
C++
27 lines
606 B
C++
// Range v3 library
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//
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// Copyright Eric Niebler 2020
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//
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// Use, modification and distribution is subject to the
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// Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// Project home: https://github.com/ericniebler/range-v3
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#include <range/v3/functional/on.hpp>
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#include <range/v3/functional/concepts.hpp>
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#include "../simple_test.hpp"
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using namespace ranges;
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int square(int i) { return i * i; }
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int main()
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{
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auto fn = on(std::multiplies<>{}, square);
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CHECK(fn(2, 4) == 64);
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return ::test_result();
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}
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