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DBNull::IConvertible::ToType Method (Type^, IFormatProvider^)

 

This API supports the product 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)

private:
virtual Object^ ToType(
	Type^ type,
	IFormatProvider^ provider
) sealed = IConvertible::ToType

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.

Exception Condition
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
Available since 1.1
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
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