Answers for "how to create vertical axis in flutter"

how to create a vertical line in flutter

VerticalDivider(color: Colors.black,
          thickness: 2, width: 20,
          indent: 200,
          endIndent: 200,)

flutter create vertical list

ListView(
  padding: const EdgeInsets.all(8),
  children: <Widget>[
    Container(
      height: 50,
      color: Colors.amber[600],
      child: const Center(child: Text('Entry A')),
    ),
    Container(
      height: 50,
      color: Colors.amber[500],
      child: const Center(child: Text('Entry B')),
    ),
    Container(
      height: 50,
      color: Colors.amber[100],
      child: const Center(child: Text('Entry C')),
    ),
  ],
)