WP Template Finder

templatefinder.php

// Place me in the header
<?php if (defined('WP_DEBUG') && true === WP_DEBUG) { ?>
    <div style="background: lightslategray; color: white; position: fixed; bottom: 1rem; right: 1rem; z-index: 9999; padding: 1.5rem 2rem 0.5rem;">
        <p style="color: white; font-weight: bold;">DEBUG INFO</p>
        Page ID: <?= $post->ID; ?><br />
        Post Type: <?= $post->post_type; ?><br />
        Template: <?= basename(get_page_template()); ?></p>
        <hr />
        <p><a href="/wp-admin/post.php?post=<?= $post->ID; ?>&action=edit" style="text-decoration:underline; color: white;"><b>Edit Page</b></a></p>
    </div>
<?php } ?>