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error_code Class

Visual Studio 2012

Visual Studio 2010

Represents low-level system errors that are implementation-specific.

class error_code;

Remarks

An object of type error_code class stores an error code value and a pointer to an object that represents a category of error codes that describe reported low-level system errors.

Constructors

error_code

Constructs an object of type error_code.

Typedefs

value_type

A type that represents the stored error code value.

Member Functions

assign	Assigns an error code value and category to an error code.
category	Returns the error category.
clear	Clears the error code value and category.
default_error_condition	Returns the default error condition.
message	Returns the name of the error code.

Operators

operator==	Tests for equality between error_code objects.
operator!=	Tests for inequality between error_code objects.
operator<	Tests if the error_code object is less than the error_code object passed in for comparison.
operator=	Assigns a new enumeration value to the error_code object.
operator bool	Casts a variable of type error_code.

Requirements

Header: <system_error>

Namespace: std

Reference

error_category Class

<system_error>

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