copy function in c

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C ++ copy constructor (deep copy, light copy) [it is difficult to write a very easy-to-understand C ++ Article] C ++ copy constructor (deep copy, light copy)

Http://www.cnblogs.com/BlueTzar/articles/1223313.html -------------------------------------------------- C ++ copy constructor (deep copy, light copy) For common objects, copying between them is very simple, for example:Int A = 88;Int B

Deep copy and shallow copy of copy constructors in C + +--"shallow copy" and "Deep copy"

copying objects in C + + is like cloning, which quickly replicates multiple identical objects with an existing object. In general, the following three scenarios will use replication for objects:(1) Create a new object and initialize the new object

Analysis of C # deep copy and shallow copy

1. Deep copy and shallow copyA copy is usually referred to as copy or Clone (clone), and the copy of the object is a new object that duplicates an "exact" one from an existing object. Although they are all copied objects, different methods of

Deep copy and shallow copy in C + + deep copy in qt, shallow copy and implicit sharing

The following is a deep, shallow copy defined in C + + When you initialize another newly constructed object with a custom class type Object that has already been initialized, the copy constructor is automatically called. In other words, the

Analysis of C # deep copy and shallow copy

1. Deep copy and shallow copyA copy is usually referred to as copy or Clone (clone), and the copy of the object is a new object that duplicates an "exact" one from an existing object. Although they are all copied objects, different methods of

Example analysis of the underlying difference between C + + copy initialization and direct initialization

Read the instructions: For the previous code can not understand the friend, you may jump to the last to see the summary, and then look back at the above content, or there will be the feeling of the enlightened.Development Run Environment: Visual

C ++ copy constructor (including default copy constructor and deep copy and shallow copy)

Copying objects in C ++ is like "Cloning". Using an existing object, you can quickly copy multiple identical objects. Generally, object replication is used in the following three cases: (1) create a new object and initialize the new object with

C # Common type system deep copy shallow copy function transfer parameter

The deep-seated representation of C # Common type systems and variables in the transfer of deep copy shallow copy functionsIn the programming encountered some unexpected anomalies, tracking found that the C # variable in memory of the performance of

Why do I need to copy a constructor _ function

  Perhaps many beginners in C + + know what a constructor is, but they are unfamiliar with the copy constructor (copy constructor). For me, there's not much chance of using a copy constructor when writing code, but that doesn't mean that the copy

C + +:: Shallow copy, deep copy, reference count copy, write-time copy __c++

"Under what circumstances will a copy constructor in C + + be used: " 1 to construct another new object with existing objects of the same kind 2 when the formal parameter of a function is the object of the class, this function is called, the copy

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