EnumConverter.ConvertTo Method

Reference

Definition

Namespace:: System.ComponentModel

Assemblies:: netstandard.dll, System.ComponentModel.TypeConverter.dll

Assembly:: System.ComponentModel.TypeConverter.dll

Assembly:: System.dll

Assembly:: netstandard.dll

Source:: EnumConverter.cs

Source:: EnumConverter.cs

Source:: EnumConverter.cs

Important

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Converts the given value object to the specified destination type.

public:
 override System::Object ^ ConvertTo(System::ComponentModel::ITypeDescriptorContext ^ context, System::Globalization::CultureInfo ^ culture, System::Object ^ value, Type ^ destinationType);

public override object? ConvertTo(System.ComponentModel.ITypeDescriptorContext? context, System.Globalization.CultureInfo? culture, object? value, Type destinationType);

public override object ConvertTo(System.ComponentModel.ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType);

override this.ConvertTo : System.ComponentModel.ITypeDescriptorContext * System.Globalization.CultureInfo * obj * Type -> obj

Public Overrides Function ConvertTo (context As ITypeDescriptorContext, culture As CultureInfo, value As Object, destinationType As Type) As Object

Parameters

context: ITypeDescriptorContext

An ITypeDescriptorContext that provides a format context.

culture: CultureInfo

An optional CultureInfo. If not supplied, the current culture is assumed.

value: Object

The Object to convert.

destinationType: Type

The Type to convert the value to.

Returns

Object

An Object that represents the converted value.

Exceptions

ArgumentNullException

destinationType is null.

ArgumentException

value is not a valid value for the enumeration.

NotSupportedException

The conversion cannot be performed.

Remarks

This converter can only convert an enumeration object to and from a string.

The context parameter can be used to extract additional information about the environment this converter is being invoked from. This can be null, so always check. Also, properties on the context object can return null.

Бележка

The behavior of the ConvertTo method is undefined if the enumeration has multiple fields with the same value.

Applies to

Продукт	Версии
.NET	Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework	1.1, 2.0, 3.0, 3.5, 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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