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array_count_values

Contents

(PHP 4, PHP 5, PHP 7)

array_count_values — Counts all the values of an array

Description

array_count_values ( array $array ) : array

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

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Parameters

array

The array of values to count

PHP: array_count_values - Manual Home of Manuel PHP  Contents Haut

Return Values

Returns an associative array of values from array as keys and their count as value.

PHP: array_count_values - Manual Home of Manuel PHP  Contents Haut

Errors/Exceptions

Throws E_WARNING for every element which is not string or integer.

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Examples

Example #1 array_count_values() example

<?php
$array = array(1, "hello", 1, "world", "hello");
print_r(array_count_values($array));
?>

The above example will output:

Array
(
    [1] => 2
    [hello] => 2
    [world] => 1
)

PHP: array_count_values - Manual Home of Manuel PHP  Contents Haut

See Also

  • count() - Count all elements in an array, or something in an object
  • array_unique() - Removes duplicate values from an array
  • array_values() - Return all the values of an array
  • count_chars() - Return information about characters used in a string

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