get_next_post WordPress Function

Description
Retrieve next post that is adjacent to current post.

Usage

<?php get_next_post( $in_same_term, $excluded_terms, $taxonomy ) ?>

Parameters

$in_same_term
(boolean) (optional) Whether post should have the same term.
Default: false
$excluded_terms
(string) (optional) Excluded term IDs.
Default:
$taxonomy
(string) (optional) Taxonomy, if $in_same_term is true. Added in WordPress 3.8.
Default: ‘category’
Return Values
Post object if successful.
Null if global $post is not set.
Empty string if no corresponding post exists.
Examples

<?php
$next_post = get_next_post();
if (!empty( $next_post )): ?>
  <a href="<?php echo get_permalink( $next_post->ID ); ?>"><?php echo $next_post->post_title; ?></a>
<?php endif; ?>

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