ASP. NET private constructor Usage Analysis, asp.net private constructor
This document analyzes the usage of ASP. NET private constructor. Share it with you for your reference. The specific analysis is as follows:
1. Features of private constructor 1
In C ++, constructor is a special function called when the component object is called. Its purpose is to initialize the object, so that the object can be in a reasonable State before it is used. However, the design of constructor functions is not
on the unreasonable design of C + + construction function
In C + +, a constructor is a special function that is invoked at the time of the Component object to initialize the object so that the object can be in a reasonable state before
If JAVA wants to make the class unable to be new, it can use private to change the class constructor to private. In this way, an error will be reported when the class is new. The private constructor
If JAVA wants to make the class unable to be new,
1. instance constructor and class
Constructor is a special method that allows you to instantiate a type into a good state.
When creating an instance of the following type:
1) allocate memory for instance fields.
2) initialize additional fields of
C ++ constructor & copy constructor & constructor of derived classes & constructor of virtual inheritanceConstructor is a special method. It is mainly used to initialize an object when an object is created, that is, assigning an initial value to the
Features and uses of private constructor
This article describes the characteristics of private constructor and the circumstances in which private constructor is used.
□Classes with private constructors cannot be inherited
Declare a private
Question one: Can Java constructors be inherited?The author of Java read a book said: "Java subclasses naturally inherit its superclass" non-private members.Normally Java constructors are set to public (if you do not write the constructor, Java
Constructor and destructor are two seemingly simple types of functions in a class, but some unexpected running errors will always occur during actual use. This document introduces the principles of constructor and destructor systematically.
In C + +, there are three major functions of copy control (copy constructor, assignment operator, destructor), and in C++11, move constructor is added to move assignment operator. I would venture to name them six functions.First, the constructor
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
and provide relevant evidence. A staff member will contact you within 5 working days.