Fix Wordpress slugs to match their titles

gistfile1.txt

<?php
if(is_user_logged_in()){
$args = array(
	'sort_order'  => 'asc',
	'sort_column' => 'post_title',
	'post_type'   => 'page',
    'numberposts' => -1,
	'post_status' => 'publish',
    'suppress_filters' => false
); 
$pages = get_posts($args);
echo '<table>';
foreach($pages as $page){ //pre($page);
    $old_slug = $page->post_name;
    $new_slug = slugify($page->post_title);
    $warning = ($old_slug != $new_slug) ? 'style="background:red;"': '';
    echo '<tr '.$warning.'><td style="padding:10px;">'.$page->post_title.'</td><td style="padding:10px;">'.$old_slug.'</td><td style="padding:10px;">'.$new_slug.'</td></tr>';
    
    if($old_slug != $new_slug){
        $my_post = array(
            'ID'        => $page->ID,
            'post_name' => $new_slug
        );
        wp_update_post($my_post);
    }
}
echo '</table>';
}
?>