time - Display a different background image at certain times of the day (iOS)

Question

For my app, I want to display a different image and text for different times of day. How would I go about doing this? Thanks!

Answer 1

要获取当前时间：

获取当前系统时间？

然后使用 if 语句来说明您的程序应该更改背景的时间。

您可以参考为整个 iPhone / iPad 应用程序设置背景图像以了解如何更改背景。