Balise lire la suite dans ajout d’un article (Créer un compte)

<?php
	$publications = new WP_Query(array('post_type' => 'demandes_aide', 'posts_per_page' => '6'));

	$count_posts = wp_count_posts('demandes_aide')->publish; 

	if($publications->have_posts()) :
?>
	<?php  

		while($publications->have_posts()) : $publications->the_post();

		$front_page_picture = get_the_post_thumbnail_url();

		$lien = get_permalink();

		$post_date = get_the_date();

		$contenu = get_the_content();

		$excerpt_contenu = substr($contenu , 0 , 100);

	?>
		<div class="publi-par-publi col-lg-4 col-md-4 col-sm-4 col-xs-12">
			<div class="publiInt">
				<a href="<?php echo $lien; ?>"><img src="<?php echo $front_page_picture; ?>" alt="<?php the_title(); ?>"></a>
				<h4>
					<a href="<?php echo $lien; ?>">
						<?php the_title(); ?>
					</a>
				</h4>
				<div class="publiContenu">
					<?php echo $excerpt_contenu . ' ... (<a href="' . $lien . '">lire plus</a>)'; ?>
				</div>
				<span><?php the_time('j F Y - g:ia') ?></span>
			</div>
		</div>
	<?php endwhile; ?>
	<div class="clear"></div>
	
<?php else: ?>
	<p>Nous n'avons trouver aucune article dans notre base de données.</p>
<?php endif; ?>