Write A C++ Program That The Function With No Arguments And No Return Value.

#include<iostream.h> 
 #include<conio.h> 
 void printline() 
 { 
         int i; 
        cout<<"\n"; 
        for(i=0; i<30; i++ ) 
          { 
                cout<<"-"; 
           } 
                cout<<"\n"; 
 } 
        void main() 
       { 
              clrscr(); 
              cout<<"Welcome to function in C++"; 
              printline(); 
              cout<<"Function easy to learn."; 
              printline(); 
              getch(); 
         }