note 130247 added to function.apcu-delete

It seems apcu_delete returns an array of keys it failed to delete, when input is an array. The documentation is really confusing about this. ---- Server IP: 45.112.84.4 Probable Submitter: 80.90.5.137 (proxied: 2001:7d0:87da:4c00:98b8:b75a:66c6:80ea) ---- Manual Page -- https://php.net/manual/en/function.apcu-delete.php Edit -- https://main.php.net/note/edit/130247 Del: integrated -- https://main.php.net/note/delete/130247/integrated Del: useless -- https://main.php.net/note/delete/130247/useless Del: bad code -- https://main.php.net/note/delete/130247/bad+code Del: spam -- https://main.php.net/note/delete/130247/spam Del: non-english -- https://main.php.net/note/delete/130247/non-english Del: in docs -- https://main.php.net/note/delete/130247/in+docs Del: other reasons-- https://main.php.net/note/delete/130247 Reject -- https://main.php.net/note/reject/130247 Search -- https://main.php.net/manage/user-notes.php