Tuesday, October 20, 2020

PHP array_count_values() Function



Hello folks! welcome to another section of our tutorial on PHP. In this tutorial, we will be discussing about PHP's array_count_values() Function.

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

Syntax

Following below is the syntax to use this function -

array array_count_values ( array $input );


Parameter Details

Sr.NoParameter & Description
1

input (mandatory)

The input array of values to count


Return Value

It returns an associative array of values from input as keys and their count as values.

PHP Version

This function was first lunched as part of core PHP v 4.0.0.

Errors/Exceptions

This will throw an E_WARNING for every element that's not a string or integer.

Example1

Try the following example below -

<?php
   $input = array("orange", "mango", "banana", "orange", "banana" );
   print_r(array_count_values($input));
?>

Output

When the above code is executed, it will produce the following result -

Array
(
    [orange] => 2
    [mango] => 1
    [banana] => 2
)

Example2

Try the following example below with all integer values -

<?php
   $input = array(10, 15, 30, 15, 10);
   print_r(array_count_values($input));
?>

Output

When the above code is executed, it will produce the following result -

Array
(
    [10] => 2
    [15] => 2
    [30] => 1
)


Alright guys! This is where we are rounding up for this tutorial post. In our next tutorial, we will discuss about PHP array_diff() Function.

Feel free to ask your questions where necessary and i will attend to them as soon as possible. If this tutorial was helpful to you, you can use the share button to share this tutorial.

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Thanks for reading and bye for now.
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