Convert.ChangeType Method (Object, TypeCode, IFormatProvider)

ConvertChangeType Method (Object, TypeCode, IFormatProvider)

Returns an object of the specified type whose value is equivalent to the specified object. A parameter supplies culture-specific formatting information.

Namespace: System
Assembly: mscorlib (in mscorlib.dll) Version: 4.0.0.0

Syntax

Copy

public static Object ChangeType(
	Object value,
	TypeCode typeCode,
	IFormatProvider provider
)

Parameters

value: Type: SystemObject
An object that implements the IConvertible interface.
typeCode: Type: SystemTypeCode
The type of object to return.
provider: Type: SystemIFormatProvider
An object that supplies culture-specific formatting information.

Return Value

Type: Object
An object whose underlying type is typeCode and whose value is equivalent to value.-or- A null reference (Nothing in Visual Basic), if value is null and typeCode is Empty, String, or Object.

Exceptions

Exception	Condition
InvalidCastException	This conversion is not supported. -or-value is null and typeCode specifies a value type.-or-value does not implement the IConvertible interface.
FormatException	value is not in a format for the typeCode type recognized by provider.
OverflowException	value represents a number that is out of the range of the typeCode type.
ArgumentException	typeCode is invalid.

Reference

Convert Class

ChangeType Overload

System Namespace