Merge pull request #847 from pushpakumari5117/issue-845

Added the code for Shallow Copy Constructor in C++

Author: smv1999

OOPs/Constructor/Shallow_Copy_Constructor_cpp.cpp

@@ -0,0 +1,53 @@
+// C++ program to demonstrate Shallow Copy Constructor
+
+// Shallow Copy Constructor - Shallow Copy Constructor copies references to original objects. 
+// The compiler provides a default copy constructor. Since, both objects refer to the same memory location, 
+// the change made to one object will be reflected to the other object as well.
+
+#include<bits/stdc++.h>
+using namespace std;
+
+class Person{
+    
+    private:
+        char *name;
+        
+    public:
+        // Parameterized Constructor
+        Person(const char *iname){ 
+            name=new char[20];
+            strcpy(name,iname);
+        }
+        void concatenate(const char *str){
+            strcat(name,str);
+        }
+        void display(){
+            cout<<"Name : "<<name<<endl;
+        }
+};
+
+int main(){
+    // Creating an object of class Person (initializing it using Parameterized Constructor)
+    cout<<"Object 1 initialization - "<<endl;
+    Person p1("abc");
+    p1.display();
+    cout<<endl;
+    
+    // Creating an object of class Person (initializing it using Shallow Copy Constructor)
+    cout<<"Object 2 initialization using Shallow Copy Constructor - "<<endl;
+    Person p2=p1;
+    p2.display();
+    cout<<endl;
+    
+    // Making some changes to original object (Object 1)
+    p1.concatenate("xyz");
+    
+    cout<<"Object 1 after making changes to Object 1 - "<<endl;
+    p1.display();
+    cout<<endl;
+    
+    cout<<"Object 2 after making changes to Object 1 - "<<endl;
+    p2.display();
+    
+    return 0;
+}