View Source

Class Settable<T>

Represents a value that can be assigned a value.

Inheritance

System.Object

Namespace: Umbraco.Core

Assembly: Umbraco.Core.dll

Syntax

public class Settable<T>

Type Parameters

Name	Description
T	The type of the value

Properties

HasValue

Gets a value indicating whether a value has been assigned to this Settable<T> instance.

Declaration

public bool HasValue { get; }

Property Value

Type	Description
System.Boolean

Value

Gets the value assigned to this Settable<T> instance.

Declaration

public T Value { get; }

Property Value

Type	Description
T

Remarks

An exception is thrown if the HasValue property is false.

Exceptions

Type	Condition
System.InvalidOperationException	No value has been assigned to this instance.

Methods

Clear()

Clears the value.

Declaration

public void Clear()

Set(T)

Assigns a value to this Settable<T> instance.

Declaration

public void Set(T value)

Parameters

Type	Name	Description
T	value	The value.

Set(Settable<T>)

Assigns a value to this Settable<T> instance by copying the value of another instance, if the other instance has a value.

Declaration

public void Set(Settable<T> other)

Parameters

Type	Name	Description
Settable<T>	other	The other instance.

ToString()

Declaration

public override string ToString()

Returns

Type	Description
System.String

ValueOrDefault()

Gets the value assigned to this Settable<T> instance, if a value has been assigned, otherwise the default value of T.

Declaration

public T ValueOrDefault()

Returns

Type	Description
T	The value assigned to this Settable<T> instance, if a value has been assigned, else the default value of T.

ValueOrDefault(T)

Gets the value assigned to this Settable<T> instance, if a value has been assigned, otherwise a specified default value.

Declaration

public T ValueOrDefault(T defaultValue)

Parameters

Type	Name	Description
T	defaultValue	The default value.

Returns

Type	Description
T	The value assigned to this Settable<T> instance, if a value has been assigned, else defaultValue.