Adds a new shortcode that will output a list of all CSS that is loaded for that page with their handle and file location.

wp_all_enqueued_css_shortcode.php

<?php
/**
 * This will output all styles with their handle and file location
 *
 * Shortcode: [gotr_enqueued_css]
 *
 * @author https://geekontheroad.com 
 ***/

function gotr_enqueued_css_shortcode() {
    ob_start(); // Start output buffering
    
    global $wp_styles;
    
    // Get the registered styles
    $registered_styles = $wp_styles->registered;
    
    // Loop through the registered styles
    foreach ($registered_styles as $handle => $style) {
        // Check if the style is enqueued
        if ($wp_styles->query($handle)) {
            echo "Handle: " . $handle . "<br>";
            echo "Source: " . $style->src . "<br><br>";
        }
    }
    
    return ob_get_clean(); // Return the buffered output
}
add_shortcode('gotr_enqueued_css', 'gotr_enqueued_css_shortcode');