# 2.3 把票券隱藏

## 怎麼隱藏票券

## 不能隱藏的情況

* 票券一旦被購買之後，就無法隱藏了

試想，早鳥票歡天喜地，結果突然消失，想必也會很困惑，自己買到的是來自異空間的票？！\
所以囉，只要有人買到票，就代表你和他之間的買賣契約正式成立，不能隨意更動或隱藏。\
\
那麼，不小心設置錯誤，要怎麼填補這個坑呢？

設置錯誤，

那這時候該怎麼辦呢？可以把設為停售，請參考下一篇\~


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