"From COBOL or RPG to Java"
Vol. 7, Issue 10, p. 38

	


Listing 1


/*
   Numbers
   An example for CoBOL or RPG programmers
*/
class Numbers {
     public static void main(String args[ ]) {
         int c; // a simple integer variable for holding a number
         Integer b; // a complex data type, an Integer with associated code
         b = new Integer(0);
         // a complex data type needs initialization
         c = b.parseInt(args[0]);
         // using a subroutine (method) in the program
         // "b" (an object) we translate a textual
        // command-line argument into a numeric value
         c = c + b.parseInt(args[1]);
        // the same for the second parameter
         System.out.println("The sum is " + c);
     } // end of method
} // end of class