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45 lines
1.2 KiB
C++
45 lines
1.2 KiB
C++
// Range v3 library
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//
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// Copyright Jeff Garland 2017
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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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//
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//[any_all_none_of]]
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// Demonstrates any_of, all_of, none_of
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// output
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// vector: [6,2,3,4,5,6]
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// vector any_of is_six: true
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// vector all_of is_six: false
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// vector none_of is_six: false
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#include <range/v3/algorithm/all_of.hpp>
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#include <range/v3/algorithm/any_of.hpp>
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#include <range/v3/algorithm/for_each.hpp>
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#include <range/v3/algorithm/none_of.hpp>
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#include <range/v3/view/all.hpp>
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#include <iostream>
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#include <vector>
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using std::cout;
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auto is_six = [](int i) { return i == 6; };
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int
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main()
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{
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std::vector<int> v{6, 2, 3, 4, 5, 6};
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cout << std::boolalpha;
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cout << "vector: " << ranges::views::all(v) << '\n';
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cout << "vector any_of is_six: " << ranges::any_of(v, is_six) << '\n';
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cout << "vector all_of is_six: " << ranges::all_of(v, is_six) << '\n';
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cout << "vector none_of is_six: " << ranges::none_of(v, is_six) << '\n';
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}
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//[any_all_none_of]]
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