PHP 

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This tutorial shows an example how to sort an array using natsort() function available in PHP. The natsort() function sorts an array using natural order sorting algorithm.

This function implements a sorting algorithm that orders alphanumeric strings in the way a human being would read while maintaining key/value associations.

Create a php webpage called natsort.php with the below source code.

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title>PHP asort() example</title>
    </head>
    <body>
        <?php
        $array1 = array("img22.png", "img20.png", "img4.png", "img2.png");
        echo 'Before sorting => ';
        print_r($array1);
        
        echo "<br/>";
        
        asort($array1);
        
        echo 'After sorting => ';
        print_r($array1);
        ?>
    </body>
</html>

If you run the above file then you will get output as shown below

php natsort

Thanks for reading.

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