Type.GetEnumUnderlyingType Method

Definition

Namespace:
System
Assemblies:
mscorlib.dll, System.Runtime.dll
Assembly:
System.Runtime.dll
Assembly:
mscorlib.dll
Assembly:
netstandard.dll

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.

Applies to