C++ examples for Function:Function Parameter
Using Pointers to Modify a Variable Passed into a Function
#include <iostream> using namespace std; void f(int *myparam) { (*myparam) += 10; /*w ww. ja v a 2 s . c o m*/ cout << "Inside the function:" << endl; cout << (*myparam) << endl; } int main() { int mynumber = 30; cout << "Before the function:" << endl; cout << mynumber << endl; f(&mynumber); cout << "After the function:" << endl; cout << mynumber << endl; return 0; }