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resizeafter
Type: one of the values below
This attribute indicates which element to the right or below the splitter should be resized when the splitter is repositioned.
closest
The element immediately to the right or below the splitter resizes.
farthest
The element that is the farthest away from the splitter to the right or below the splitter resizes.
grow
The elements to the right or below the splitter do not change size (unless they are flexible) when the splitter is dragged, but instead the entire container changes size.
flex
The closest flexible element resizes.

See also

resizebefore