trackBorderWidth property Null safety

double trackBorderWidth
final

Width of the track border.

Defaults to 1

Widget build(BuildContext context) {
   return Container(
       child: SfCartesianChart(
           selectionGesture: ActivationMode.doubleTap,
           series: <ColumnSeries<SalesData, num>>[
               ColumnSeries<SalesData, num>(
                 isTrackVisible: true,
                 trackBorderColor: Colors.red ,
                 trackBorderWidth: 2
               ),
             ],
       ));
}

Implementation

final double trackBorderWidth;