what is a poonter in cp code example
Example 1: pionter in c++
#include
using namespace std;
int main(){
//Pointer declaration
int *p, var=101;
//Assignment
p = &var;
cout<<"Address of var: "<<&var<
Example 2: c++ pointers
// my first pointer
#include
using namespace std;
int main ()
{
int firstvalue, secondvalue;
int * mypointer; //creates pointer variable of type int
mypointer = &firstvalue;
*mypointer = 10;
mypointer = &secondvalue;
*mypointer = 20;
cout << "firstvalue is " << firstvalue << '\n'; //firstvalue is 10
cout << "secondvalue is " << secondvalue << '\n'; //secondvalue is 20
return 0;
}