the_permalink
PERMALINK TAG
What It Does
Displays the permalink for the current post. the_permalink must be used within The Loop. To display the permalink for a specified post, use get_permalink.
Code
<?php the_permalink(); ?>
Example
To link to the current post using the title as the anchor text, you can use the following:
<a href=”<?php the_permalink(); ?>”><?php the_title(); ?></a>




