Type.GetEnumUnderlyingType Method

Reference

Definition

Namespace:: System

Assemblies:: netstandard.dll, System.Runtime.dll

Assembly:: System.Runtime.dll

Assembly:: mscorlib.dll

Assembly:: netstandard.dll

Source:: Type.cs

Source:: Type.cs

Source:: Type.cs

Important

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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

Produit	Versions
.NET	Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework	4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard	2.0, 2.1

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