Users: Clarify the return value of get_current_user_id() for non-logged-in users.

Props ovenall Fixes #39051 Built from https://develop.svn.wordpress.org/trunk@39486 git-svn-id: http://core.svn.wordpress.org/trunk@39426 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2016-12-04 19:25:16 +00:00
parent 94506367ac
commit 5ffc6a7fe0
2 changed files with 2 additions and 2 deletions
--- a/wp-includes/user.php
+++ b/wp-includes/user.php
@@ -420,7 +420,7 @@ function count_many_users_posts( $users, $post_type = 'post', $public_only = fal
 *
 * @since MU
 *
- * @return int The current user's ID
+ * @return int The current user's ID, or 0 if no user is logged in.
 */
 function get_current_user_id() {
 	if ( ! function_exists( 'wp_get_current_user' ) )