resizebefore
- Type: one of the values below
- This attribute indicates which element to the left or above the
splitter
should be resized when the splitter is repositioned. -
closest
- The element immediately to the left or above the splitter resizes.
farthest
- The element that is the farthest away from the splitter to the left or above the splitter resizes.
flex
- The closest flexible element resizes.