Now, the problem here is that there's nothing preventing a user from entering a nonsense value, such as "42" or "bleh."

现在，还有一个问题就是不能防止用户输入无效的值，例如 “42”或者 “bleh”。

youdao

Now, the problem here is that there's nothing preventing a user from entering a nonsense value, such as "42" or "bleh."

现在，还有一个问题就是不能防止用户输入无效的值，例如 “42”或者 “bleh”。

youdao