WordPress: Check enqueued scripts and styles

functions.php

<?php

// Check enqueued scripts
add_action('wp_enqueue_scripts', 'nl_check_enqueued_scripts', 99999);
function nl_check_enqueued_scripts() {
	global $wp_scripts;
	var_dump($wp_scripts);
}

// Check enqueued styles
add_action('wp_enqueue_scripts', 'nl_check_enqueued_styles', 99999);
function nl_check_enqueued_styles() {
	global $wp_styles;
	var_dump($wp_styles);
}