If this were more than a demo, some other logic would choose the parameter, perhaps prompting the user to supply the information.

如果这不仅仅是一个演示的话，某些其他的逻辑将选择参数，可能会提示用户提供该信息。

youdao

Typically, this can be quite complex and require prompting a user for a username and password (which is not necessary in this example).

通常此方法可能相对复杂，要求提示用户输入用户名和密码(在本例中没有必要)。

youdao

Identify users by a w3 profiling cookie (as opposed to prompting them for a user ID and password).

利用w3概要分析cookie来识别用户(与之相反的是提示用户输入用户ID和密码)。

youdao