array_count_values < PHP
The array_count_values function counts the number of elements in an array and returns an associative array of how many times each element appears in the array.
$cars = array("Ford","Honda","Chrysler","Ford","Cadillac","Cadillac","Cadillac");
$carsCount = array_count_values($cars);
print_r($carsCount);
// Array
// (
// [Ford] => 2
// [Honda] => 1
// [Chrysler] => 1
// [Cadillac] => 3
// )