How to prototype the printMessage function : Function Prototype « Function « C++

1. C++
2. Function
3. Function Prototype

How to prototype the printMessage function

 


#include <iostream>
using namespace std;
void printMessage(void);  // this is the prototype!

int main ()
{
   printMessage(); 
   return 0;
}
void printMessage (void)
{
   cout << "Hello world!";
}

           
         
  

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