.NET Framework Class Library
TypeConverterConvertFromString Method (ITypeDescriptorContext, String)

Converts the given text to an object, using the specified context.

Namespace:   System.ComponentModel
Assembly:  System (in System.dll)
Public Function ConvertFromString ( _
	context As [%$TOPIC/565ff3sw_en-us_VS_110_1_0_0_0_0%], _
	text As [%$TOPIC/565ff3sw_en-us_VS_110_1_0_0_0_1%] _
) As [%$TOPIC/565ff3sw_en-us_VS_110_1_0_0_0_2%]
public [%$TOPIC/565ff3sw_en-us_VS_110_1_0_1_0_0%] ConvertFromString(
	[%$TOPIC/565ff3sw_en-us_VS_110_1_0_1_0_1%] context,
	[%$TOPIC/565ff3sw_en-us_VS_110_1_0_1_0_2%] text
[%$TOPIC/565ff3sw_en-us_VS_110_1_0_2_0_0%]^ ConvertFromString(
	[%$TOPIC/565ff3sw_en-us_VS_110_1_0_2_0_1%]^ context, 
	[%$TOPIC/565ff3sw_en-us_VS_110_1_0_2_0_2%]^ text
member ConvertFromString : 
        context:[%$TOPIC/565ff3sw_en-us_VS_110_1_0_3_0_0%] * 
        text:[%$TOPIC/565ff3sw_en-us_VS_110_1_0_3_0_1%] -> [%$TOPIC/565ff3sw_en-us_VS_110_1_0_3_0_2%]


Type: System.ComponentModelITypeDescriptorContext

An ITypeDescriptorContext that provides a format context.

Type: SystemString

The String to convert.

Return Value

Type: SystemObject
An Object that represents the converted text.

The conversion cannot be performed.


An exception is raised if the string cannot be converted into the appropriate object. The default implementation always returns .

Use the context parameter to extract additional information about the environment from which this converter is invoked. This parameter can be , so always check it. Also, properties on the context object can return .

Version Information

.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

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.