A Simple Key For properties Unveiled
A Simple Key For properties Unveiled
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The examples above showed among The only conditions of house definition: a read through-publish home without validation. By composing the code you would like within the get and set accessors, you may generate numerous situations.
A get house accessor is utilized to return the property benefit, in addition to a established house accessor is utilized to assign a brand new benefit.
Up so far, all of the assets definitions you have viewed are read/generate properties with public accessors. That's not the sole valid accessibility for properties. It is possible to create examine-only properties, or give diverse accessibility on the established and obtain accessors.
A residence definition contains declarations for the get and set accessor that retrieves and assigns the worth of that residence:
Which is the basics of your syntax. You will find a variety of versions that support various diverse style idioms. Let's take a look at, and study the syntax selections for Just about every.
It might throw a NullReferenceException devoid of this check in that circumstance. To find out more, see activities. This instance also works by using The brand new nameof operator to transform with the home identify image to its textual content illustration. Using nameof can reduce faults in which you've mistyped the title in the home.
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It is also authorized to place the greater restrictive modifier to the get accessor. One example is, you could have a general public home, but restrict the get accessor to private. That circumstance is rarely finished in follow.
Specific initialization is most handy for study-only properties, as you'll see later in this post.
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The NonSerializedAttribute can only be attached to fields, not properties. You may attach the NonSerializedAttribute on the backing discipline for your Id assets through the use of the sector: specifier about the attribute, as revealed in the next illustration:
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Properties help a class to expose a general public method of having and location values, while hiding implementation or verification code.
Callers must possibly use the constructor with SetsRequiredMembers or set the FirstName property making use of an object initializer, as proven in the subsequent code: