This function has been deprecated. Use get_users() instead.

get_author_user_ids()

Get all user IDs.


Return

(array) List of user IDs.


Source

File: wp-admin/includes/deprecated.php

function get_author_user_ids() {
	_deprecated_function( __FUNCTION__, 'WP-3.1.0', 'get_users()' );

	global $wpdb;
	if ( !is_multisite() )
		$level_key = $wpdb->get_blog_prefix() . 'user_level';
	else
		$level_key = $wpdb->get_blog_prefix() . 'capabilities'; // wpmu site admins don't have user_levels

	return $wpdb->get_col( $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s AND meta_value != '0'", $level_key) );
}


Changelog

Changelog
Version Description
WP-3.1.0 Introduced. Use get_users()