Array
(
    [satu] => 1000
    [dua] => Dunilkom
    [4] => Belajar PHP
    [1000] => Jadi Programmer
)

Array
(
    [satu] => 1000
    [dua] => Dunilkom
    [4] => Belajar PHP
    [1000] => Jadi Programmer
    [baru] => Data Baru
    [99] => Sembilan puluh sembilan
    [1001] => Ini akan pakai index berapa?
    [1002] => 123456
)