变更数据

@@ -100,9 +100,11 @@ class UpdateKeyword extends Command
                     }else{
                         $randomNumber = $text[$key] ?? rand(0, $number - 1);
                     }
+                    if(isset($text[$randomNumber])){
                         $keywordModel->edit(['keyword_content'=>$text[$randomNumber]],['title'=>$item]);
                     }
                 }
+            }
             //按给定的数量更新
             if(!empty($updateObject['number']) && ($updateObject['number'] != 0)){
                 $keywordIdArr = $keywordModel->where("status",1)->inRandomOrder()->take($updateObject['number'])->pluck('id')->toArray();
@@ -112,10 +114,12 @@ class UpdateKeyword extends Command
                     }else{
                         $randomNumber = $text[$key] ?? rand(0, $number - 1);
                     }
+                    if(isset($text[$randomNumber])){
                         $keywordModel->edit(['keyword_content'=>$text[$randomNumber]],['title'=>$item]);
                     }
                 }
             }
+        }
         return true;
     }