The sap.m.FlexBox control allows to develop layouts which adjust to the available space and avoid unused space or overflow.
User interfaces often have to adapt to different screen sizes. Therefore, building user interfaces in a way that a single layout reliably fits the available screen real estate is challenging. FlexBox controls can be nested to create more complex layouts.
The two main uses of a FlexBox control are:
Flexible layouts
FlexBox control and add any kind of controls to it.