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Function Reference/the author ID

This function has been deprecated. That means it has been replaced by a new function or is no longer supported, and may be removed from future versions. All code that uses this function should be converted to use its replacement if one exists. See also wp-includes/deprecated.php. Use any of these functions instead.


Displays the unique numeric user ID for the author of a post; the ID is assigned by WordPress when a user account is created. This tag must be used within The Loop.

Replace With


 <?php the_author_ID(); ?> 


This tag does not accept any parameters.


Uses the author ID as a query link to all of that author's posts.

<a href="/blog/index.php?author=<?php the_author_ID(); ?>">View all 
posts by <?php the_author_nickname(); ?></a>

Change Log


the_author(), get_the_author(), get_the_author_id(), the_author_link(), get_the_author_link(), the_author_meta(), get_the_author_meta(), the_author_posts(), get_the_author_posts(), the_author_posts_link(), get_author_posts_url(), get_the_modified_author(), the_modified_author(), wp_dropdown_users(), wp_list_authors()

See also index of Function Reference and index of Template Tags.