Fires on an authenticated admin post request where no action is supplied.
wp-admin/admin-post.php:70file scope if ( empty( $action ) ) { /** * Fires on an authenticated admin post request where no action is supplied. * * @since 2.6.0 */ do_action( 'admin_post' ); } else { // If no action is registered, return a Bad Request response. if ( ! has_action( "admin_post_{$action}" ) ) { wp_die( '', 400 ); }Introduced in 2.6.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.