Method XbpColumn():scrollUp() Foundation
Scrolls rows in the data area downwards and refreshes the rows at the top.
:scrollUp( <nRows>, [<lRepaint>] ) --> nScrolled
The method returns as a numeric value the number of rows that are actually scrolled.
The :scrollUp() method changes the display of the data area by shifting the specified number of rows downwards. The contents of the rows at the bottom of the data area is overwritten while the rows at the top are filled with new values.
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