본문 바로가기
프로그래밍

2_3. 얕은복사와 깊은복사

by BlueOcean&Shark 2019. 1. 16.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
namespace cshapExTwo4
{
    class Program
    {
        static void Main(string[] args)
        {
            { 
                // ------ ex1) 얕은복사
                TestClass1 tc1 = new TestClass1();
                tc1.n1 = 10;
                tc1.n2 = 20;
                TestClass1 tc2 = tc1;
                tc2.n2 = 2000;
                // tc1은 스택에 저장 tc1.n1과 tc.n2는 힙에 저장
                Console.WriteLine("얕은복사");
                Console.WriteLine($"{tc1.n1},{tc1.n2}");
                Console.WriteLine($"{tc2.n1},{tc2.n2}");                
            }
            {
                // ------ ex2) 깊은복사               
                TestClass1 tc1 = new TestClass1();
                tc1.n1 = 10;
                tc1.n2 = 20;
                TestClass1 tc2 = tc1.DeepCopy();
                tc2.n2 = 2000;
                // tc1은 스택에 저장 tc1.n1과 tc.n2는 힙에 저장
                Console.WriteLine("깊은복사");
                Console.WriteLine($"{tc1.n1},{tc1.n2}");
                Console.WriteLine($"{tc2.n1},{tc2.n2}");                
            }
 
            Console.ReadKey();
        }
    }
 
    class TestClass1
    {
        public TestClass1 DeepCopy()
        {
            TestClass1 tc = new TestClass1();
            tc.n1 = this.n1;
            tc.n2 = this.n2;
 
            return tc;
        }
 
        public int n1;
        public int n2;
    }
}
 
cs

----------------------------------결과창----------------------------------

얕은복사

10,2000

10,2000

깊은복사

10,20

10,2000


----------------------------------설명----------------------------------




'프로그래밍' 카테고리의 다른 글

2_5. 접근 제한자/한정자  (0) 2019.01.18
2_4.this()  (0) 2019.01.18
2_2. static필드  (0) 2019.01.16
2_1. 생성자와 종료자  (0) 2019.01.16
2. 태크(h, p, a, i, sup, ins, del)  (0) 2019.01.15

댓글