Using a global variable to count calls to print(). - C++ Function

C++ examples for Function:Global Variable

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Description

Using a global variable to count calls to print().

Demo Code

#include <string>
#include <iostream>

using std::string;

int print_count = 0;
void print(const string& s)
{
  std::cout << s << std::endl;
  ++print_count;             // ADDED

}

void print_this(const string& s)
{
  print(s);//from   w w  w.j  a  v a2  s .  c  o  m
}

void print_that(const string& s)
{
  print(s);
}



int main()
{
  print_this("this");
  print_that("that");

  std::cout << "The print() function has been called a total of "
    << print_count << " times. " << std::endl;
}

Result


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