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Tag: C# default constructor

How do you call a parameterized constructor from another class?

1 April 2022 Enpatika.com Genel

When we want to call one constructor from another constructor within the same class, we use the this keyword . An expression that uses the this keyword must be the first line of the constructor. The order doesn’t matter in the constructor chaining. It must have at least one constructor that doesn’t use the this keyword.

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How do you call constructor from another class?

1 April 2022 Enpatika.com Genel

To call one constructor from another constructor is called constructor chaining in java. This process can be implemented in two ways: Using this() keyword to call the current class constructor within the “same class” . Using super() keyword to call the superclass constructor from the “base class”.

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How do you call a parameterized constructor from a default constructor?

1 April 2022 Enpatika.com Genel

Use this(); in the first line of the parametrized constructor and it will call your default constructor. Make sure you have default constructor as compiler will not provide one if you declare a parametrized constructor.

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Can constructor be parameters?

1 April 2022 Enpatika.com Genel

Constructors can also take parameters , which is used to initialize attributes.

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Can constructor pass parameters?

1 April 2022 Enpatika.com Genel

You can use any data type for a parameter of a method or a constructor. This includes primitive data types, such as doubles, floats, and integers, as you saw in the computePayment method, and reference data types, such as objects and arrays.

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Can a constructor have a parameter list?

1 April 2022 Enpatika.com Genel

Default constructors typically have no parameters, but they can have parameters with default values .

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Is Empty constructor necessary?

1 April 2022 Enpatika.com Genel

An empty constructor is needed to create a new instance via reflection by your persistence framework . If you don’t provide any additional constructors with arguments for the class, you don’t need to provide an empty constructor because you get one per default.

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