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PHP array_count_values() Function

PHP array_count_values() Function is used to count all the values present inside a given array. It is used to calculate the frequency of all of the elements of a given input array. It accepts only a single parameter $arraythat is the array for which the count value is to be calculated. It returns an associative array containing key-value pairs in which keys are the elements of the array and values are the frequency of those elements in the given array.

Syntax:

array_count_values($array);

Parameter Values

Parameter	Description
array	This is a required parameter. This parameter defines the array to count values of.

Here is an example of array_count_values() function in PHP:

<html>
<body>
<pre>
<?php
$a=array("Abhi","Jerry","Dog","Abhi","Dog","Sunday");
print_r(array_count_values($a));
?>
</pre>
</body>
</html>

Output:

Array
(
    [Abhi] => 2
    [Jerry] => 1
    [Dog] => 2
    [Sunday] => 1
)

Example 2:

<html>
<body>
<pre>
<?php
$a=array("a","b","c","d","e","f","h","a","c","a","e","b","e","h","c");
print_r(array_count_values($a));
?>
</pre>
</body>
</html>

Output:

Array
(
    [a] => 3
    [b] => 2
    [c] => 3
    [d] => 1
    [e] => 3
    [f] => 1
    [h] => 2
)

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