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array of pointers in cpp complete course
#include <iostream>
using namespace std;
const int MAX = 3;
int main () {
int var[MAX] = {10, 100, 200};
int *ptr[MAX];
for (int i = 0; i < MAX; i++) {
ptr[i] = &var[i]; // assign the address of integer.
}
for (int i = 0; i < MAX; i++) {
cout << "Value of var[" << i << "] = ";
cout << *ptr[i] << endl;
}
return 0;
}
Source: www.tutorialspoint.com
arrays and pointer in c++
#include<iostream>
int main()
{
// three ways to enter the values of arrays
int array[] {1,2,3};
// Array subscript notation
std::cout<<array[0]<<std::endl;// 1
std::cout<<array[1]<<std::endl;// 2
std::cout<<array[2]<<std::endl;// 3
// Pointer subscript notation
int *array_ptr ={array};
std::cout<<array_ptr[0]<<std::endl;//1
std::cout<<array_ptr[1]<<std::endl;//2
std::cout<<array_ptr[2]<<std::endl;//3
//Array offset notation
std::cout<<*array<<std::endl;//1
std::cout<<*(array+1)<<std::endl;//2
std::cout<<*(array+2)<<std::endl;//3
//Pointer offset notation
std::cout<<*array_ptr<<std::endl;//1
std::cout<<*(array_ptr+1)<<std::endl;//2
std::cout<<*(array_ptr+2)<<std::endl;//3
return 0;
}
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