Infinite next and previous post looping in WordPress

infinite-previous-next-looping.php

<?php 
/**
 *  Infinite next and previous post looping in WordPress
 */
if( get_adjacent_post(false, '', true) ) { 
	previous_post_link('%link', '&larr; Previous Post');
} else { 
    $first = new WP_Query('posts_per_page=1&order=DESC'); $first->the_post();
    	echo '<a href="' . get_permalink() . '">&larr; Previous Post</a>';
  	wp_reset_query();
}; 
    
if( get_adjacent_post(false, '', false) ) { 
	next_post_link('%link', 'Next Post &rarr;');
} else { 
	$last = new WP_Query('posts_per_page=1&order=ASC'); $last->the_post();
    	echo '<a href="' . get_permalink() . '">Next Post &rarr;</a>';
    wp_reset_query();
};