内核更新

core/library/think/Model.php

@@ -326,6 +326,7 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
                     $value  = date($format, $_SERVER['REQUEST_TIME']);
                     break;
                 case 'timestamp':
+                case 'int':
                     $value = $_SERVER['REQUEST_TIME'];
                     break;
             }
@@ -1067,6 +1068,8 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
         } elseif ($data instanceof \Closure) {
             call_user_func_array($data, [ & $query]);
             $data = null;
+        } elseif (is_null($data)) {
+            return 0;
         }
         $resultSet = $query->select($data);
         $count     = 0;