Forum Post: RE: when I click on the text box the previous value must be clear in accordance to set a new value

Hi, Could you please provide more details on what exaclty are you trying to achieve? I would say that method gridContext.getGrid().getSelectedRows() can help on this. https://docs.microsoft.com/en-us/powerapps/developer/model-driven-apps/clientapi/reference/grids/grid/getselectedrows