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DBNull.IConvertible.ToType Method

This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.

Converts the current DBNull object to the specified type.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

Object IConvertible.ToType(
	Type type,
	IFormatProvider provider
)

Parameters

type
Type: System.Type

The type to convert the current DBNull object to.

provider
Type: System.IFormatProvider

An object that implements the IFormatProvider interface and is used to augment the conversion. If null is specified, format information is obtained from the current culture.

Return Value

Type: System.Object
The boxed equivalent of the current DBNull object, if that conversion is supported; otherwise, an exception is thrown and no value is returned.

Implements

IConvertible.ToType(Type, IFormatProvider)

ExceptionCondition
InvalidCastException

This conversion is not supported for the DBNull type.

ArgumentNullException

type is null.

Three conversions are supported: If the type parameter specifies Object or DBNull, the return value is the current DBNull object itself. If the type parameter specifies String, the return value is the string returned by the ToString method.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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