<?php
  $a = array(1, 2, array("aa", "bb", "cc"));
  echo $a; echo "

---

";
  print_r($a); echo "

---

";
  var_dump($a);  echo "

---

";
  var_export($a); echo "

---

";
  $b = var_export($a, true);
  echo $b; echo "

---

";
  print_r($b); echo "

---

";
  var_dump($b);  echo "

---

";
  $c = array ( 0 => 1, 1 => 2, 2 => array ( 0 => 'aa', 1 => 'bb', 2 => 'cc', ), );
  echo $c; echo "

---

";
  print_r($c); echo "

---

";
  var_dump($c);  echo "

---

";
?>