<?PHP
  $welcome1 = "hello";
  $welcome2 = ", ";
  $welcome3 = "and ";
  $welcome4 = "welcome! ";
  $welcome5 = "Please ";
  $welcome6 = "feel ";
  $welcome7 = "free ";
  $welcome8 = "to ";
  $welcome9 = "ask ";
  $welcome10 = "us ";
  $welcome11 = "if ";
  $welcome12 = "you ";
  $welcome13 = "need ";
  $welcome14 = "any ";
  $welcome15 = "help!";
  $counter = 1;
  while (true) {
    if (isset(${'welcome'.$counter})) {
      echo ${'welcome'.$counter};
      $counter++;
    } else {return;}
  }
?>