The Definitive Guide to properties
The Definitive Guide to properties
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The above code has a bug although. If code updates the value of both the FirstName or LastName assets, the Beforehand evaluated fullName subject is invalid. You modify the established accessors in the FirstName and LastName property so that the fullName field is calculated once again:
Both equally accessors may additionally carry out some conversion or computation on the information prior to It can be stored or returned.
The previous code tends to make two additions to the individual class. 1st, the FirstName residence declaration includes the required modifier. That means any code that produces a brand new Human being have to established this home.
A house definition contains declarations for any get and established accessor that retrieves and assigns the worth of that house:
Now, the FirstName property is often accessed from any code, but it really can only be assigned from other code in the Person class.
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The following example repeats the preceding one, other than that Name and Price tag are vehicle-applied properties. The instance also removes the parameterized constructor, to ensure SaleItem objects are actually initialized using a connect with on the parameterless constructor and an item initializer.
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syntax. The compiler generates the storage locale for the sector that backs up the residence. The compiler also implements the body from the get and set accessors.
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Starting with C# eleven, you are able to include the demanded member to power client code to initialize any property or field:
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Properties absolutely are a form of intelligent fields in a category or item. From outside the house the article, they appear as if fields in the article.
The previous case in point permits a caller to create a Particular person utilizing the default constructor, even though that code doesn't established the FirstName home. Starting in C# eleven, you could require
This method functions for almost any attribute you attach for the backing discipline over the automobile-implemented house.