Types of constructor C# dot net ,instance constructors ,Non instance constructors

Types of constructor C# dot net ,instance constructors ,Non instance constructors

Types of constructor:

a)instance constructors

     1)Default constructor:-

• User defined default constructor
• System defined default constructor

    2)Parameterized constructor
    3)Copy constructor
    4)Private constructor

b )Non instance constructors

    1)Static constructor


User defined default constructor:-

1. This constructor is created by the programmer with in the class.
2. This is the parameter less constructor.
3. In general this constructor is used to initialize the required data into the data fields.
4. A class can contain only one default constructor.
5. A class can contain  only one default constructor.
6. If class can contain more than one default constructor it raises a compilation error due to ambiguity.

System defined default constructor:

1. When their is no constructor available with in the class run time will create its own constructor and will store the default values in to the data fields.
2. This constructor created by the run time is known as system defined default constructor.
3. When an object to the class is created first system will search for a constructor with in the class,if there is no constructor available with in the class system will crate its own constructor and will assign in to the Data Fields.

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