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constexpr | optional (nullopt_t) noexcept |
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constexpr | optional (T &v) noexcept |
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| optional (T &&)=delete |
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constexpr | optional (const optional &rhs) noexcept |
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constexpr | optional (in_place_t, T &v) noexcept |
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| optional (in_place_t, T &&)=delete |
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optional & | operator= (nullopt_t) noexcept |
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template<typename U > |
| auto | operator= (U &&rhs) noexcept -> typename enable_if< is_same< typename decay< U >::type, optional< T &>>::value, optional &>::type |
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template<typename U > |
| auto | operator= (U &&rhs) noexcept -> typename enable_if< !is_same< typename decay< U >::type, optional< T &>>::value, optional &>::type=delete |
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void | emplace (T &v) noexcept |
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void | emplace (T &&)=delete |
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void | swap (optional< T &> &rhs) noexcept |
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constexpr T * | operator-> () const |
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constexpr T & | operator* () const |
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constexpr T & | value () const |
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constexpr | operator bool () const noexcept |
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template<class V > |
| constexpr decay< T >::type | value_or (V &&v) const |
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ostream & | operator<< (ostream &os, const optional< T > &o) |
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The documentation for this class was generated from the following file:
