Flutter pull to refresh
While using the mobile applications, user might wants to refresh the current screen data, to do this he has to go back and come to the screen. Instead of doing this we can make current screen data refresh by using the Refresh Indicator. Flutter provided a widget RefreshIndicator widget to make the list refresh functionality while pull the screen.
Flutter RefreshIndicator is material widget that supports swipe to refresh feature. When swipe the widget it will show a loading indicator at top. Mostly this widget we use to refresh the content of the Listview
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