Array
(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
    [4] => 5
)
<br>Array
(
    [0] => 2
    [1] => 4
    [2] => 6
    [3] => 8
    [4] => 10
)
<br>Array
(
    [0] => a
    [1] => b
    [2] => c
    [3] => d
    [4] => e
)
<br>