wp_ajax_nopriv_(action)action-hookWP 2.8.0

Fires during a WordPress AJAX request for a user who is NOT logged in. This is a request to /wp-admin/admin-ajax.php.

(action) is the dynamic part of the hook where the AJAX action name must be specified. This name must be passed as the GET|POST parameter action in the AJAX request to /wp-admin/admin-ajax.php. A hook that handles the AJAX request must also be created using this name.

wp_ajax_(action) is a similar event for logged-in users. The linked article explains in more detail how this event works.

Usage

add_action( 'wp_ajax_nopriv_(action)', 'wp_kama_ajax_nopriv_action' );

/**
 * Function for `wp_ajax_nopriv_(action)` action-hook.
 * 
 * @return void
 */
function wp_kama_ajax_nopriv_action(){
	// action...
}

Examples

#1 Usage example

See the article about AJAX.

Changelog

Since 2.8.0 Introduced.

Where the hook is called

In file: /wp-admin/admin-ajax.php
wp_ajax_nopriv_(action)
wp-admin/admin-ajax.php 207
do_action( "wp_ajax_nopriv_{$action}" );

Where the hook is used in WordPress

wp-admin/admin-ajax.php 169
add_action( 'wp_ajax_nopriv_generate-password', 'wp_ajax_nopriv_generate_password' );
wp-admin/admin-ajax.php 171
add_action( 'wp_ajax_nopriv_heartbeat', 'wp_ajax_nopriv_heartbeat', 1 );