c++ program to delete an element in an array code example

Example 1: how to delete something in an array c++

delete myarray[elemen];

Example 2: delete an array c++

// operator delete[] example
// an advanced example :
#include <iostream> 

using namespace std;

struct MyClass {
  MyClass() {cout <<"MyClass constructed\n";}
  ~MyClass() {cout <<"MyClass destroyed\n";}
};

int main () {
  MyClass * pt;

  pt = new MyClass[3];
  delete[] pt;

  return 0;
}
//simple exmaple :
int main () {
  int * pt;

  pt = new int [3];
  delete[] pt;

  return 0;
}

Example 3: delete index from array c++

const int SIZE = 9;
	int arr[SIZE];
	cout << "Enter numbers: \n";
	for (int i = 0; i < SIZE; i++)
		cin >> arr[i];
	for (int i = 0; i < SIZE; i++)
		cout << arr[i] << "\t";
	cout << endl;
	
	cout << "Enter Index U want to delete:\n";
	int del;
	cin >> del;
	for (int i = del-1; i < SIZE; i++)
	{
		arr[del] = arr[del + 1];
		del++;
	}
	for (int i = 0; i < SIZE - 1; i++)
		cout << arr[i] << "\t";
	cout << endl;