Overload function to accept integer or char * argument

 

#include <iostream>
using namespace std;

void sleep(int n);
void sleep(char *n);

#define DELAY 100000

int main()
{
  cout << '.';
  sleep(3);
  cout << '.';
  sleep("2");
  cout << '.';

  return 0;
}

// Sleep() with integer argument.
void sleep(int n)
{
  long i;

  for( ; n; n--)
    for(i = 0; i <DELAY; i++) ;
}

// Sleep() with char * argument.
void sleep(char *n)
{
  long i;
  int j;

  j = atoi(n);

  for( ; j; j--)
    for(i = 0; i <DELAY; i++) ;
}

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Overload function to accept integer or char * argument : Function Overloaded « Function « C++

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