PHP: array_count_values() function

Last update on August 19 2022 21:51:15 (UTC/GMT +8 hours)

PHP: Count array elements with specific value

The array_count_values is used to count all the values of an array.

Version:

(PHP 4 and above)

Syntax:

 array_count_values(input_array)

Parameter:

Name	Description	Required / Optional	Type
input_array	The specified array whose values are to be counted.	Required	Array

Return value:

An associative array.

Value Type: Array

Example:

<?php
$subject =array('Math', 20, 30 ,20,'Math', 'Science', 'Geography');
print_r(array_count_values($subject));
?>

Output:

Array ([Math] => 2 [20] => 2 [30] => 1 [Science] => 1 [Geography] => 1 )

Pictorial Presentation:

php function reference: array_count_values() function

View the example in the browser

Practice here online :

PHP: Tips of the Day

Filters the collection using the given callback

Example:

<?php
function tips_reject($items, $func)
{
  return array_values(array_diff($items, array_filter($items, $func)));
}

print_r(tips_reject(['Apple', 'Pear', 'Kiwi', 'Banana'], function ($item) {
  return strlen($item) > 4;
}));
?>

Output:

Array
(
    [0] => Pear
    [1] => Kiwi
)