I have two arrays. One is a larger bit of data: Array ( [12] => blah [36] => foo [58] => blah [60] => blah [72] => blah [90] => bar ) The other is a smaller subset of di...

I have two multi-dimensional arrays and need to sort the first array in the same order as the second array based on different keys (but their values are the same). In the below example I need $allO...

I'm a newbie here. Have a question about a php sorting thing. Have searched a lot, but unfortunately couldn't find a solution to what I was searching. I know it's easy -- but I don't know why I cou...

I need to sort the following flat, associative array by its keys, but not naturally. I need to sort the keys by a predefined array of values. $aShips = [ '0_204' => 1, '0_205' => 2, '0_206...

Let's say I have this array: $array = array( array("id" => 7867867, "animal" => "Dog"), array("id" => 3452342, "animal" => "Lion"), array("id" => 1231233, "animal" => "Lion"),...

$a = array(0=>'a',1=>'b',2=>'c', 3=>'d'); I want to change the order to be 3,2,0,1： $a = array(3=>'d',2=>'c',0=>'a', 1=>'b');