java deep copy

, it is easy to cause memory fragmentation, resulting in the allocation of large chunks of memory 4, Code implementation: (so I posted the optimized version of the code, in fact, is modeled after the bottom of the implementation of new, open up a space, but its first few bytes for counting) #include "Deep Copy": (Address copy) 1, Concept: To take in the hea

Transferred from: http://www.jb51.net/article/15714.htm When assigning values between objects in Python is passed by reference, the copy module in the standard library is required if the object needs to be copied. 1. Copy.copy a shallow copy copies only the parent object and does not copy the inner sub-objects of the object.2. copy.deepcopy

1, the object copy Pit Object.assign ()Object.assign () // shallow copy basic useless with direct = same as object.assign (true// Think is a deep copy, in fact, is only a level of attribute replication, more than a shallow copy of a layer of

Http://www.jb51.net/article/15714.htm1. Copy.copy a shallow copy copies only the parent object and does not copy the inner sub-objects of the object.2. copy.deepcopy deep copy copy objects and their sub-objectsA good example:1 ImportCopy2A = [1, 2, 3, 4, ['a','b']]#Original

When assigning values between objects in Python is passed by reference, the copy module in the standard library is required if the object needs to be copied.1. Copy.copy a shallow copy copies only the parent object and does not copy the inner sub-objects of the object.2. copy.deepcopy deep

1. Copy.copy a shallow copy copies only the parent object and does not copy the inner sub-objects of the object. 2. copy.deepcopy deep copy copy objects and their sub-objects a good example:# -*-coding:utf-8 -*-import copya = [1, 2, 3, 4, [‘a‘, ‘b‘]] #原始对象b = a #赋值，传对象的引用c =

1. Copy.copy a shallow copy copies only the parent object and does not copy the inner sub-objects of the object. 2. copy.deepcopy deep copy copy objects and their sub-objects A good example: Import Copya = [1, 2, 3, 4, [' A ', ' B ']] #原始对象b = a #赋值, reference to the obj

When assigning values between objects in Python is passed by reference, the copy module in the standard library is required if the object needs to be copied.1. Copy.copy a shallow copy copies only the parent object and does not copy the inner child objects of the object.2. Copy.deepcopy deep

1. Copy.copy a shallow copy copies only the parent object and does not copy the inner child objects of the object. 2. Copy.deepcopy deep Copy object and its child objects A good example: Code highlighting produced by Actipro CodeHighlighter (freeware) http://www.CodeHighlighter.com/ -->--> ImportCopyA=[1,2,3,4,

Object copy AnObject copyIs an action in computing where a data object has its attributes copied to another object of the same data type. an object is a composite data type in object-oriented programming languages. the copying of data is one of the most common procedures that occurs in computer programs. an object may be copied to reuse all or part of its data in a new context. Shallow copy vs.