6
4


8


fish

Array

-6.5

This is a 'ASORT' function:
Array
(
    [2] => -6.5
    [3] => andy
    [1] => john
    [0] => 1
    [5] => 6
    [4] => Array
        (
            [0] => mick
            [1] => apple
        )

)


This is a 'SORT' function:
Array
(
    [0] => -6.5
    [1] => andy
    [2] => john
    [3] => 1
    [4] => 6
    [5] => Array
        (
            [0] => mick
            [1] => apple
        )

)


dog
cat
bird
fish

Array
(
    [0] => something.com
    [1] => products
    [2] => shoes
    [3] => athletic
    [4] => index.php
)