State Persistence
The value of DateRangePicker can be sustained even after form post back and page refreshing by enabling the EnablePersistence API like below code example.
<ej:DateRangePicker ID="dateRange" runat="server" EnablePersistence="true"></ej:DateRangePicker>The DateRangePicker Model value will be stored in local storage / cookies of browser before page refreshes and reinitialized with the restored model after refresh.