array_count_values

(PHP 4 >= 4.0.0)

array_count_values -- Counts all the values of an array

Description

array array_count_values ( array input)

array_count_values() returns an array using the values of the input array as keys and their frequency in input as values.

Example 1. array_count_values() example

$array = array (1, "hello", 1, "world", "hello");
print_r(array_count_values ($array));

The printout of the above program will be:
Array
(
    [1] => 2
    [hello] => 2
    [world] => 1
)