How do I count occurrence of duplicate items in array

I would like to count the occurrence of each duplicate item in an array and end up with an array of only unique/non duplicate items with their respective occurrences.

Ankur Rajput

Asked 23-02-2024

156

Answer (1)

Using following code you get result

$array = array(12,43,66,21,56,43,43,78,78,100,43,43,43,21);
$vals = array_count_values($array);
print_r($vals);

Result: No. of NON Duplicate Items: 7 Array ( [12] => 1 [43] => 6 [66] => 1 [21] => 2 [56] => 1 [78] => 2 [100] => 1 );

Deepak Sharma

Asked 16-07-2018

45 Likes

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