Specifies the range to be selected when displaying the dxRangeSelector.
The selected range is the entire scale by default. To set the required range to be selected after the dxRangeSelector widget is displayed on a page, set the startValue and endValue properties for the selectedRange configuration object.
You can write a callback function to react to a change in the selected range. Assign this function to the onSelectedRangeChanged option.
Specifies the end value of the range to be selected when displaying the dxRangeSelector widget on a page.