ES2 supports the () function, which solves the black border or stretching problem of mobile phone applications on large screens, allowing mobile phone vertical screen applications to be used directly on large screens, enabling navigation and content at the same time, and efficient browsing of information.

ES2 supports the () function, which solves the black border or stretching problem of mobile phone applications on large screens, allowing mobile phone vertical screen applications to be used directly on large screens, enabling navigation and content at the same time, and efficient browsing of information.
A . Whiteboard
B . Smart multiple windows
C . Cast screen
D . Parallel horizon

View Answer

Answer: B