This line makes the is_iphone_request? method a helper method that is callable from any view.

这行代码将使 is_iphone_request?方法成为助手方法，您可以从任何一个视图中调用它。

youdao

This line makes the is_iphone_request? method a helper method that is callable from any view.

这行代码将使 is_iphone_request?方法成为助手方法，您可以从任何一个视图中调用它。

youdao