The illustrations previously mentioned confirmed one among The only situations of residence definition: a browse-generate house without any validation. By writing the code you desire from the get and set accessors, you may generate a number of eventualities.
The previous example involves callers to use the constructor that features the FirstName parameter. Callers are not able to use object initializers to assign a worth into the residence. To assistance initializers, you can make the established accessor an init accessor, as shown in the following code:
Up up to now, all of the house definitions you might have noticed are study/create properties with community accessors. That is not the only legitimate accessibility for properties. You could produce read through-only properties, or give diverse accessibility to the established and obtain accessors.
Each the get plus the established accessor might be implemented as expression-bodied members. In such cases, the get and established search phrases need to be present. The next case in point illustrates the use of expression system definitions for both of those accessors. The return search term is not used Together with the get accessor.
Sometimes, you have to initialize a property to a worth besides the default for its sort. C# enables that by setting a price after the closing brace with the property.
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Properties are top quality citizens in C#. The language defines syntax that permits builders to jot down code that correctly expresses their structure intent.
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Unique initialization is most helpful for go through-only properties, as you will see later on in this article.
Automobile-carried out properties can declare different accessibilities with the get and established accessors. You usually declare a public get accessor and A non-public established accessor. You can find out more from the posting on limiting accessor accessibility.
The NonSerializedAttribute can only be hooked up to fields, not properties. You could connect the NonSerializedAttribute for the backing discipline for your Id home by using the sphere: specifier to the attribute, as proven in the next case in point:
Each the get as well as the established accessors accomplish the mandatory conversion between hrs and seconds. Additionally, the established accessor validates the data and throws an ArgumentOutOfRangeException if the volume of hrs is invalid.
A ultimate circumstance wherever you must create code in a residence accessor will be to assist the INotifyPropertyChanged interface applied to inform information binding customers that a price has improved. When the value properties of the assets adjustments, the thing raises the INotifyPropertyChanged.
The property definition proven earlier mentioned is usually a study-create house. Observe the keyword worth while in the established accessor. The set accessor usually has only one parameter named value. The get accessor will have to return a price that is definitely convertible to the sort of the property (string in this example).