std::unique_ptr::operator* - cppreference.com
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      std::unique_ptr::operator*

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      C++
       
      Biblioteca de utilitários
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      Os operadores relacionais
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      Relational operators
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      rel_ops::operator!=
      rel_ops::operator>
      rel_ops::operator<=
      rel_ops::operator>=
      Pares e tuplas
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      Pairs and tuples
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      (C++11)
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      Troque, avançar e avançar
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      Swap, forward and move
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      (C++11)
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      Gerenciamento de memória dinâmica
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      Alocadores
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      Allocators
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      Uninitialized storage
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      Ponteiros inteligentes
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      Garbage collection support
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      Miscellaneous
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      std :: unique_ptr
      Funções de membro
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      Member functions
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      unique_ptr::unique_ptr
      unique_ptr::~unique_ptr
      unique_ptr::operator=
      Modificadores
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      Modifiers
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      unique_ptr::release
      unique_ptr::reset
      unique_ptr::swap
      Observadores
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      Observers
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      unique_ptr::get
      unique_ptr::get_deleter
      unique_ptr::operator bool
      unique_ptr::operator*
      unique_ptr::operator->
      unique_ptr::operator[]
      Não-membros funções
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      Non-member functions
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      <tbody> </tbody>
      typename std::add_lvalue_reference<T>::type operator*() const;
      		 (1) (desde C++11)
      pointer operator->() const;
      		 (2) (desde C++11)
      operator* e operator-> fornecer acesso ao objeto pertencente a *this.
      Original:
      operator* and operator-> provide access to the object owned by *this.
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      Parâmetros

      (Nenhum)
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      (none)
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      Valor de retorno

      1)

      Retorna o objeto de propriedade de *this, ou seja, *get().
      Original:
      Returns the object owned by *this, i.e. *get().
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      2)

      Retorna um ponteiro para o objeto de propriedade de *this, ou seja get().
      Original:
      Returns a pointer to the object owned by *this, i.e. get().
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      Exceções

      1)

      pode jogar
      Original:
      may throw
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      2)

      noexcept specification:  
      <tbody> </tbody>
      noexcept
        (desde C++11)

      Exemplo

      #include <iostream>
#include <memory>

struct Foo {
    void bar() { std::cout << "Foo::bar\n"; }
};

void f(const Foo& foo) 
{
    std::cout << "f(const Foo&)\n";
}

int main() 
{
    std::unique_ptr<Foo> ptr(new Foo);

    ptr->bar();
    f(*ptr);
}

      Saída: 

      Foo::bar
f(const Foo&)

      Veja também