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std::future::operator= - cppreference.com

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future& operator=( future&& other );

 (1) (desde C++11)

future& operator=( const future& other ) = delete;

 (2) (desde C++11)

Atribui o conteúdo de outro objeto futuro.

Original:

Assigns the contents of another future object.

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1)

Libera qualquer estado compartilhado e movimento atribui o conteúdo de other para *this. Após a atribuição, other.valid() == false e this->valid() irá produzir o mesmo valor que other.valid() antes da atribuição.

Original:

Releases any shared state and move-assigns the contents of other to *this. After the assignment, other.valid() == false and this->valid() will yield the same value as other.valid() before the assignment.

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2) std::future is not CopyAssignable.

Parâmetros

other -

um std::future que irá transferir estado para *this

Original:

a std::future that will transfer state to *this

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Valor de retorno

*this

Exceções