error_category::equivalent
Returns a value that specifies whether error objects are equivalent.
virtual bool equivalent(value_type _Errval,
const error_condition& _Cond) const;
virtual bool equivalent(const error_code& _Code,
value_type _Errval) const;
Parameters
Parameter |
Description |
|---|---|
_Errval |
The error code value to compare. |
_Cond |
The error_condition object to compare. |
_Code |
The error_code object to compare. |
Return Value
true if the category and value are equal; otherwise, false.
Remarks
The first member function returns *this == _Cond.category() && _Cond.value() == _Errval.
The second member function returns *this == _Code.category() && _Code.value() == _Errval.
Requirements
Header: <system_error>
Namespace: std