Type.IsEnumDefined(Object) Method

Reference

Definition

Namespace:: System

Assembly:: System.Runtime.dll

Assembly:: mscorlib.dll

Assembly:: netstandard.dll

Source:: Type.Enum.cs

Source:: Type.Enum.cs

Source:: Type.Enum.cs

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Returns a value that indicates whether the specified value exists in the current enumeration type.

public:
 virtual bool IsEnumDefined(System::Object ^ value);

public virtual bool IsEnumDefined (object value);

abstract member IsEnumDefined : obj -> bool
override this.IsEnumDefined : obj -> bool

Public Overridable Function IsEnumDefined (value As Object) As Boolean

Parameters

value: Object

The value to be tested.

Returns

Boolean

true if the specified value is a member of the current enumeration type; otherwise, false.

Exceptions

ArgumentException

The current type is not an enumeration.

ArgumentNullException

value is null.

InvalidOperationException

value is of a type that cannot be the underlying type of an enumeration.

Applies to

Partilhar via