Type.GetEnumUnderlyingType Method

Definition

Namespace:

System

Assembly:

System.Runtime.dll

Source:

Type.cs

Returns the underlying type of the current enumeration type.

public:
 virtual Type ^ GetEnumUnderlyingType();

public virtual Type GetEnumUnderlyingType ();

abstract member GetEnumUnderlyingType : unit -> Type
override this.GetEnumUnderlyingType : unit -> Type

Public Overridable Function GetEnumUnderlyingType () As Type

Returns

Type

The underlying type of the current enumeration.

Exceptions

ArgumentException

The current type is not an enumeration.

-or-

The enumeration type is not valid, because it contains more than one instance field.

Remarks

By default, the underlying type of an enumeration in C# and Visual Basic is Int32. Other integer types can be specified.