what mistake i have done here when ever i try to select it is not selecting once i select it is deselecting again
even i have checked with this.. this also same issue
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What exactly you want to do it in the selection save into. like you are using lot functions reverse index etc.
it's a method useful for storing only the most recent row selection AS the selection value - used for a long time now - as far as I can tell it should work, to be honest.