Joke Collection Website - Public benefit messages - How does Apple 5s hide the short message content from being directly displayed on the screen?

How does Apple 5s hide the short message content from being directly displayed on the screen?

The steps are as follows:

1. Open the settings, click Notify, find the information and click Enter.

2. After opening, you can see the information preview, and the green part next to it will open when you click to turn green. If you don't want to be notified, you can click White without prompting.