properties - An Overview

properties - An Overview

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The above mentioned code contains a bug however. If code updates the value of possibly the FirstName or LastName property, the previously evaluated fullName field is invalid. You modify the established accessors with the FirstName and LastName house so the fullName area is calculated again:

The previous example demands callers to use the constructor that features the FirstName parameter. Callers are not able to use item initializers to assign a price into the property. To assist initializers, you may make the set accessor an init accessor, as shown in the subsequent code:

Straightforward properties that call for no customized accessor code could be carried out either as expression entire body definitions or as automobile-implemented properties.

Both of those the get along with the established accessor is often applied as expression-bodied members. In this instance, the get and set search phrases need to be present. The next case in point illustrates the usage of expression body definitions for the two accessors. The return keyword is not applied with the get accessor.

Now, the FirstName assets is usually accessed from any code, but it can only be assigned from other code in the individual course.

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You can also prohibit modifications into a residence to ensure that it may possibly only be established within a constructor. It is possible to modify the individual course so as follows:

Vehicle-executed properties can declare distinct accessibilities for your get and set accessors. You typically declare a public get accessor and a private established accessor. You may find out more while in the short article on restricting accessor accessibility.

The instance previously mentioned utilizes the string interpolation characteristic to generate the formatted string for the complete name.

The preceding illustration may be simplified by making use of a toss expression as Component of the home setter validation:

The previous illustration enables a caller to create a Human being utilizing the default constructor, even if that code would not established the FirstName residence. Starting in C# eleven, it is possible to need

Callers have to either utilize the constructor with SetsRequiredMembers or established the FirstName assets working with an object initializer, as demonstrated in the following code: