php将键从数组移动到另一个数组

So I have this array:

所以我有这个数组:

[0] => 3
[1] => 9
[2] => 4
[3] => 6
[4] => 69
[5] => 8
[6] => 9
[7] => 12
[8] => 9
[9] => 7
[0] => 3
[1