Array sort
Before sort
Array ( [1] => V [2] => k [3] => 9 [4] => 0 [5] => 0 [6] => [7] => Z [8] => 3 [9] => q )
After sort
Array ( [0] => [1] => 0 [2] => 0 [3] => 3 [4] => 9 [5] => V [6] => Z [7] => k [8] => q )
Before sort
Array ( [1] => V [2] => k [3] => 9 [4] => 0 [5] => 0 [6] => [7] => Z [8] => 3 [9] => q )
After sort
Array ( [0] => [1] => 0 [2] => 0 [3] => 3 [4] => 9 [5] => V [6] => Z [7] => k [8] => q )