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DBNull.ToString Method (IFormatProvider)

Returns an empty string using the specified System.IFormatProvider.

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

public string ToString(
	IFormatProvider provider
)

Parameters

provider
Type: System.IFormatProvider

The IFormatProvider to be used to format the return value.

-or-

null to obtain the format information from the current locale setting of the operating system.

Return Value

Type: System.String
An empty string (String.Empty).

Implements

IConvertible.ToString(IFormatProvider)

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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