<html>
<! Function2.php                                              >
<! Chapter 7, Oracle Database XE PHP Web Programming          >
<! by Michael McLaughlin                                      >
<!                                                            >
<! This script demonstrates defining a function without       >
<! formal parameters that accesses a user-defined global      >
<! variable.                                                  >
<head>
<title>
  Chapter 7 : Function2.php
</title>
</head>
<body>
<?php
  // Call the user-defined function.
  print_string("Hello PHP World!");

  // Define a parameter function that returns nothing.
  function print_string($argument)
  {
    print $argument;
  }
?>
</body>
</html>
