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std::error_category::equivalent

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virtual bool equivalent( int code, const std::error_condition& condition ) const;
(1) (desde C++11)
virtual bool equivalent( const std::error_code& code, int condition ) const;
(2) (desde C++11)
Comprueba si el código de error es equivalente a una condición de error para la categoría de error representado por *this .
Original:
Checks whether error code is equivalent to an error condition for the error category represented by *this.
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1)
Equivalente a default_error_condition(code) == condition .
Original:
Equivalent to default_error_condition(code) == condition.
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2)
Equivalente a *this == code.category() && code.value() == condition .
Original:
Equivalent to *this == code.category() && code.value() == condition.
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Parámetros

code -
especifica el código de error para comparar
Original:
specifies the error code to compare
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condition -
especifica la condición de error para comparar
Original:
specifies the error condition to compare
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Valor de retorno

true si el código de error es equivalente a la condición de error determinada para la categoría de error representado por *this, false lo contrario .
Original:
true if the error code is equivalent to the given error condition for the error category represented by *this, false otherwise.
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Excepciones

Especificación noexcept:  
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noexcept
  (desde C++11)