.NET Framework Class Library
IConvertibleToBoolean Method

Converts the value of this instance to an equivalent Boolean value using the specified culture-specific formatting information.

Namespace:   System
Assembly:  mscorlib (in mscorlib.dll)
Syntax
Function ToBoolean ( _
	provider As [%$TOPIC/08h521ht_en-us_VS_110_1_0_0_0_0%] _
) As [%$TOPIC/08h521ht_en-us_VS_110_1_0_0_0_1%]
[%$TOPIC/08h521ht_en-us_VS_110_1_0_1_0_0%] ToBoolean(
	[%$TOPIC/08h521ht_en-us_VS_110_1_0_1_0_1%] provider
)
[%$TOPIC/08h521ht_en-us_VS_110_1_0_2_0_0%] ToBoolean(
	[%$TOPIC/08h521ht_en-us_VS_110_1_0_2_0_1%]^ provider
)
abstract ToBoolean : 
        provider:[%$TOPIC/08h521ht_en-us_VS_110_1_0_3_0_0%] -> [%$TOPIC/08h521ht_en-us_VS_110_1_0_3_0_1%]

Parameters

provider
Type: SystemIFormatProvider

An IFormatProvider interface implementation that supplies culture-specific formatting information.

Return Value

Type: SystemBoolean
A Boolean value equivalent to the value of this instance.
Version Information

.NET Framework

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

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone Silverlight 8.1, Windows Phone Silverlight 8
Platforms

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.