--TEST--
serialization: arrays with references to the containing array
--FILE--
<?php
/* Prototype  : proto string serialize(mixed variable)
 * Description: Returns a string representation of variable (which can later be unserialized) 
 * Source code: ext/standard/var.c
 * Alias to functions: 
 */
/* Prototype  : proto mixed unserialize(string variable_representation)
 * Description: Takes a string representation of variable and recreates it 
 * Source code: ext/standard/var.c
 * Alias to functions: 
 */

function check(&$a) {
	var_dump($a);
	$ser = serialize($a);
	var_dump($ser);
	
	$b = unserialize($ser);
	var_dump($b);
	$b[0] = "b0.changed";
	var_dump($b);
	$b[1] = "b1.changed";
	var_dump($b);
	$b[2] = "b2.changed";
	var_dump($b);	
}

echo "\n\n--- 1 refs container:\n";
$a = array();
$a[0] = &$a;
$a[1] = 1;
$a[2] = 1;
check($a);
$a[0] = null;

echo "\n\n--- 1,2 ref container:\n";
$a = array();
$a[0] = &$a;
$a[1] = &$a;
$a[2] = 1;
check($a);
$a[0] = null;
$a[1] = null;

echo "\n\n--- 1,2,3 ref container:\n";
$a = array();
$a[0] = &$a;
$a[1] = &$a;
$a[2] = &$a;
check($a);
$a[0] = null;
$a[1] = null;
$a[2] = null;


echo "Done";
?>
--EXPECTF--


--- 1 refs container:
array(3) {
  [0]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      int(1)
      [2]=>
      int(1)
    }
    [1]=>
    int(1)
    [2]=>
    int(1)
  }
  [1]=>
  int(1)
  [2]=>
  int(1)
}
string(56) "a:3:{i:0;a:3:{i:0;R:2;i:1;i:1;i:2;i:1;}i:1;i:1;i:2;i:1;}"
array(3) {
  [0]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      int(1)
      [2]=>
      int(1)
    }
    [1]=>
    int(1)
    [2]=>
    int(1)
  }
  [1]=>
  int(1)
  [2]=>
  int(1)
}
array(3) {
  [0]=>
  %string(10) "b0.changed"
  [1]=>
  int(1)
  [2]=>
  int(1)
}
array(3) {
  [0]=>
  %string(10) "b0.changed"
  [1]=>
  string(10) "b1.changed"
  [2]=>
  int(1)
}
array(3) {
  [0]=>
  %string(10) "b0.changed"
  [1]=>
  string(10) "b1.changed"
  [2]=>
  string(10) "b2.changed"
}


--- 1,2 ref container:
array(3) {
  [0]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      int(1)
    }
    [1]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      int(1)
    }
    [2]=>
    int(1)
  }
  [1]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      int(1)
    }
    [1]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      int(1)
    }
    [2]=>
    int(1)
  }
  [2]=>
  int(1)
}
string(56) "a:3:{i:0;a:3:{i:0;R:2;i:1;R:2;i:2;i:1;}i:1;R:2;i:2;i:1;}"
array(3) {
  [0]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      int(1)
    }
    [1]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      int(1)
    }
    [2]=>
    int(1)
  }
  [1]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      int(1)
    }
    [1]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      int(1)
    }
    [2]=>
    int(1)
  }
  [2]=>
  int(1)
}
array(3) {
  [0]=>
  &string(10) "b0.changed"
  [1]=>
  &string(10) "b0.changed"
  [2]=>
  int(1)
}
array(3) {
  [0]=>
  &string(10) "b1.changed"
  [1]=>
  &string(10) "b1.changed"
  [2]=>
  int(1)
}
array(3) {
  [0]=>
  &string(10) "b1.changed"
  [1]=>
  &string(10) "b1.changed"
  [2]=>
  string(10) "b2.changed"
}


--- 1,2,3 ref container:
array(3) {
  [0]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [1]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [2]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
  }
  [1]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [1]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [2]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
  }
  [2]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [1]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [2]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
  }
}
string(56) "a:3:{i:0;a:3:{i:0;R:2;i:1;R:2;i:2;R:2;}i:1;R:2;i:2;R:2;}"
array(3) {
  [0]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [1]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [2]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
  }
  [1]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [1]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [2]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
  }
  [2]=>
  &array(3) {
    [0]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [1]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
    [2]=>
    &array(3) {
      [0]=>
      *RECURSION*
      [1]=>
      *RECURSION*
      [2]=>
      *RECURSION*
    }
  }
}
array(3) {
  [0]=>
  &string(10) "b0.changed"
  [1]=>
  &string(10) "b0.changed"
  [2]=>
  &string(10) "b0.changed"
}
array(3) {
  [0]=>
  &string(10) "b1.changed"
  [1]=>
  &string(10) "b1.changed"
  [2]=>
  &string(10) "b1.changed"
}
array(3) {
  [0]=>
  &string(10) "b2.changed"
  [1]=>
  &string(10) "b2.changed"
  [2]=>
  &string(10) "b2.changed"
}
Done