the_post() code example
Example 1: wordpress the loop
<?php if ( have_posts() ) : while ( have_posts() ) : the_post(); ?>
<h2><?php the_title(); ?></h2>
<?php the_content(); ?>
<?php endwhile; else: ?>
<h2><?php esc_html_e( '404 Error', 'phpforwp' ); ?></h2>
<p><?php esc_html_e( 'Sorry, content not found.', 'phpforwp' ); ?></p>
<?php endif; ?>
Example 2: have_posts()
NOTE: The functions, have_posts(); and the_post(); are tied to the default automatic query that wordpress makes
on its on using the current URL.