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3 , , .

, .

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1. void.

2. return().

3. .

. .

:

1. .

2. .

, , .

, , .

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public class Person

{

private string _name;

private string _surname;

private DateTime _birthDate;

 

public string Name

{

get { return _name; }

set { _name = value; }

}

 

public string Surname

{

get { return _surname; }

set { _surname = value; }

}

 

public DateTime BirthDate

{

get { return _birthDate; }

set { _birthDate = value; }

}

 

}

 

private static void Main(string[] args)

{

Console.WriteLine(" 3");

 

Person person = new Person();

Console.WriteLine(person.Name);

Console.Read();

}

, :

public class Person

{

private string _name;

private string _surname;

private DateTime _birthDate;

 

public string Name

{

get { return _name; }

set { _name = value; }

}

 

public string Surname

{

get { return _surname; }

set { _surname = value; }

}

 

public DateTime BirthDate

{

get { return _birthDate; }

set { _birthDate = value; }

}

 

public Person()

{

_name = "";

_surname = "";

_birthDate = new DateTime(1990,01,01);

}

 

}

.

# , .

.

public class Person

{

private string _name;

private string _surname;

private DateTime _birthDate;

 

public Person()

{

_name = "";

_surname = "";

_birthDate = new DateTime(1990,01,01);

}

 

public Person(string name, string surname)

{

_name = name;

_surname = surname;

}

 

public Person(string name, string surname, DateTime birthDate)

{

_name = name;

_surname = surname;

_birthDate = birthDate;

}

 

public string Name

{

get { return _name; }

set { _name = value; }

}

 

public string Surname

{

get { return _surname; }

set { _surname = value; }

}

 

public DateTime BirthDate

{

get { return _birthDate; }

set { _birthDate = value; }

}

 

}

 

private static void Main(string[] args)

{

Console.WriteLine(" 3");

Person firstPerson = new Person("","", new DateTime(1985, 12, 10));

Person secondPerson = new Person("","");

Person thirdPerson = new Person();

Console.WriteLine(person.Name);

}


, . . readonly.

.

. , , . , , this :

public Person(string name, string surname, DateTime birthDate):this(name, surname)

{

_birthDate = birthDate;

}

, , .

:

1. ?

2. ?

3. ?





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: 2016-11-23; !; : 290 |


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