Initializing nested object properties z

public class Employee

{

    public Employee() 

    {

        this.Insurance = new Insurance();

    }



    // Perhaps another constructor for the name?

    public Employee(string name)

        : this()

    {

        this.Name = name;

    }



    public string Name { get; set; }

    public Insurance Insurance { get; private set; }

}



public class Insurance

{

    public int PolicyId { get; set; }

    public string PolicyName { get; set; }

}

保持内部变量被初始化。