22 lines
492 B
C++
22 lines
492 B
C++
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#include <iostream>
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using namespace std;
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template <auto v>
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struct C
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{
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using type = C<v>;
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static constexpr auto value = v;
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using value_type = decltype(v);
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inline constexpr operator value_type() const noexcept { return value; }
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inline constexpr value_type operator()() const noexcept { return value; }
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};
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int main()
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{
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using _1 = C<10>;
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auto x = _1{};
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cout << _1::value << endl;
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cout << _1::value_type() << endl;
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cout << x.value << endl;
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return 0;
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}
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