Does the sunrise time of Apple's mobile phone start or end?

Here we go. IPhone is a series of mobile phones with iOS operating system released by Apple. The weather APP of this mobile phone can accurately display the latest weather. The sunrise time in the weather refers to the time when the sun begins to rise, and the sunset time refers to the time when the sun begins to set. IPhone is a smart phone launched by Apple in June 2007. It integrates the functions of telephone, Internet, digital camera and multimedia player, and has a convenient touch screen and flexible operation interface, which is loved by consumers.