The above mentioned code includes a bug although. If code updates the worth of both the FirstName or LastName house, the Earlier evaluated fullName industry is invalid. You modify the set accessors with the FirstName and LastName residence so the fullName field is calculated once more:
Both of those accessors could also complete some conversion or computation on the data before It really is saved or returned.
Developers that use this course needn't know the details in the implementation. None of those interior modifications have an affect on using the Person item. That's the important basis for working with Properties to show facts users of an object.
A home definition consists of declarations for a get and established accessor that retrieves and assigns the worth of that residence:
Now, the FirstName residence is often accessed from any code, nonetheless it can only be assigned from other code in the individual course.
To make a SaleItem, it's essential to established both equally the Identify and Value properties employing item initializers, as revealed in the next code:
The subsequent example repeats the prior a person, apart from that Identify and Rate are car-executed properties. The example also gets rid of the parameterized constructor, to ensure SaleItem objects are now initialized that has a simply call towards the parameterless constructor and an item initializer.
It is possible to implement these properties as expression-bodied associates. Expression overall body definitions consist of the => image followed by the expression to assign to or retrieve from the property.
. This feature allows facts for being accessed simply and continue to will help market the security and flexibility of properties methods.
You can increase this exact syntax to anything necessary within your circumstance. You are able to Look at the interactions involving diverse properties, or validate versus any exterior conditions. Any legitimate C# statements are valid inside a home accessor.
Assets accessors typically consist of single-line statements that just assign or return the results of an expression.
The NonSerializedAttribute can only be attached to fields, not properties. You are able to attach the NonSerializedAttribute for the backing discipline with the Id home by utilizing the field: specifier on the attribute, as proven in the following illustration:
Properties absolutely are a sort of intelligent fields in a category or object. From outside the house the article, they appear like fields in the thing.
You could like the Preliminary benefit for that FirstName home to generally be the empty string as an alternative to null. You would specify that as demonstrated beneath:
This system will work for almost any attribute you attach into the backing field around the car-implemented residence.