Array
(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
    [4] => 5
    [5] => 6
    [6] => 7
    [7] => 8
    [8] => 9
    [9] => 10
)
<hr>Array
(
    [1] => a
    [2] => b
    [3] => c
    [4] => d
    [5] => e
    [6] => f
    [7] => g
    [8] => h
    [9] => i
    [10] => j
    [11] => k
    [12] => l
    [13] => m
    [14] => n
    [15] => o
    [16] => p
    [17] => q
    [18] => r
    [19] => s
    [20] => t
    [21] => u
    [22] => v
    [23] => w
    [24] => x
    [25] => y
    [26] => z
)
<hr>Array
(
    [0] => A
    [1] => B
    [2] => C
    [3] => D
    [4] => E
    [5] => F
    [6] => G
    [7] => H
    [8] => I
    [9] => J
    [10] => K
    [11] => L
    [12] => M
)