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

Props ovenall Fixes #39051 git-svn-id: https://develop.svn.wordpress.org/trunk@39486 602fd350-edb4-49c9-b593-d223f7449a82
2016-12-04 19:23:53 +00:00 · 2016-12-04 19:23:53 +00:00 · 01a6118660
parent d69f3f4db7
commit 01a6118660
1 changed files with 1 additions and 1 deletions
--- a/src/wp-includes/user.php
+++ b/src/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' ) )