M_CodeJam_Option_With__2_2

Option.With(T, TResult) Method (Option(T), Func(T, TResult), TResult)

Converts option value to another option with selectFunc.

Namespace: CodeJam
Assembly: CodeJam (in CodeJam.dll) Version: 2.1.0.0

Syntax

C#

public static Option<TResult> With<T, TResult>(
	this Option<T> option,
	Func<T, TResult> selectFunc,
	TResult defaultValue
)

VB

<ExtensionAttribute>
Public Shared Function With(Of T, TResult) ( 
	option As Option(Of T),
	selectFunc As Func(Of T, TResult),
	defaultValue As TResult
) As Option(Of TResult)

F#

[<ExtensionAttribute>]
static member With : 
        option : Option<'T> * 
        selectFunc : Func<'T, 'TResult> * 
        defaultValue : 'TResult -> Option<'TResult> 

Parameters

 

option

Type: CodeJam.Option(T)
Option instance to match.

selectFunc

Type: System.Func(T, TResult)
Function to map value

defaultValue

Type: TResult
Default value.

Type Parameters

 

T

Type of value

TResult

Type of result

Return Value

Type: Option(TResult)
Converted by selectFunc value, or option with defaultValue, if option has no value.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type Option(T). When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

See Also

Reference

Option Class
With Overload
CodeJam Namespace