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Link: http://codepad.org/OCjtvu8r    [ raw code | output | fork ]

PHP, pasted on Apr 7:
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<?
$array = array(1, 2, 3, 4, 5);
foreach ($array as $key => $item) {
  print_r($array);
  unset($array[$key + 1]);
  $array[$key+1]=$item*3;
  echo "$item\n";
}

echo "---------\n";
  print_r($array);


Output:
Array
(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
    [4] => 5
)
1
Array
(
    [0] => 1
    [2] => 3
    [3] => 4
    [4] => 5
    [1] => 3
)
2
Array
(
    [0] => 1
    [3] => 4
    [4] => 5
    [1] => 3
    [2] => 6
)
3
Array
(
    [0] => 1
    [4] => 5
    [1] => 3
    [2] => 6
    [3] => 9
)
4
Array
(
    [0] => 1
    [1] => 3
    [2] => 6
    [3] => 9
    [4] => 12
)
5
---------
Array
(
    [0] => 1
    [1] => 3
    [2] => 6
    [3] => 9
    [4] => 12
    [5] => 15
)


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