Flutter Column
Flutter Column widget displays its children widgets in a vertical array.
Syntax
Column(
children: const <Widget>[
// widgets
],
)
Example
Flutter Application with a Column containing four icons as children.
main.dart
import 'package:flutter/material.dart';
void main() => runApp(const MyApp());
/// main application widget
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
static const String _title = 'Flutter Application';
@override
Widget build(BuildContext context) {
return MaterialApp(
title: _title,
home: Scaffold(
appBar: AppBar(title: const Text(_title)),
body: const MyStatelessWidget(),
),
);
}
}
/// stateless widget that the main application instantiates
class MyStatelessWidget extends StatelessWidget {
const MyStatelessWidget({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return Column(
children: <Widget>[
Icon(
Icons.audiotrack,
size: 100.0,
),
Icon(
Icons.account_balance,
size: 100.0,
),
Icon(
Icons.airplanemode_active,
size: 100.0,
),
Icon(
Icons.alarm,
size: 100.0,
),
],
);
}
}
Screenshot