Update flutter_switch.dart

Maksim Nikolaev · Maksim Nikolaev · commit 04b19f77209e · 2021-03-02T00:29:13.000+03:00
diff --git a/lib/flutter_switch.dart b/lib/flutter_switch.dart
@@ -246,6 +246,7 @@ class FlutterSwitch extends StatefulWidget {
 
   /// The duration in milliseconds to change the state of the switch
   ///
+  /// https://api.flutter.dev/flutter/dart-core/Duration-class.html
   final Duration duration;
 
   /// An parametric animation easing curve, i.e. a mapping of the unit interval to the unit interval.
