How to Get a List of All Loaded Shortcodes in WordPress

<?php

// This snippet should run in "Manual mode"

global $shortcode_tags;

ksort( $shortcode_tags );
 
$shortcode_output = "<ul>";
 
foreach ( $shortcode_tags as $shortcode => $value ) {
    $shortcode_output = $shortcode_output . '<li>[' . $shortcode . ']</li>';
}
 
$shortcode_output = $shortcode_output . "</ul>";

echo "All the loaded shortcodes are: <br/>===================== <br/>";
echo $shortcode_output;