抄送把接收人排除掉

index.php

@@ -53,6 +53,7 @@ if (isset($users[$data['assignedTo']])) {
     $userNames = [];
     foreach ($list as $v) {
         $userid_list[] = $users[$v]['userid'];
+        if ($v != $data['assignedTo'])
             $userNames[] = $users[$v]['name'];
     }
     $userNames = array_unique($userNames);