40 Flutter: ListviewBuilder using Dart lists

main.dart
import 'package:flutter/material.dart';
void main() {
runApp(new MaterialApp(
home: new MyApp(),
));
}
class MyApp extends StatefulWidget {
_State createState() => new _State();
}
//State is information of the application that can change over time or when some actions are taken.
class _State extends State<MyApp> {
//List is basically an array
List _pets = ['Dogs', 'Cats', 'Fish', 'Turtle'];
Widget build(BuildContext context) {
//_getData();
return new Scaffold(
appBar: new AppBar(
title: new Text('Name here'),
),
//hit Ctrl+space in intellij to know what are the options you can use in flutter widgets
body: new Container(
padding: new EdgeInsets.all(32.0),
child: new Center(
child: new Column(
children: <Widget>[
new Text('Pets', style: new TextStyle(fontWeight: FontWeight.bold),),
/*Listview diplay rows for different widgets,
Listview.builder automatically builds its child widgets with a
template and a list*/
new Expanded(child: new ListView.builder(
itemCount: _pets.length,
itemBuilder: (BuildContext context, int index){
return new Text(_pets.elementAt(index));
},
))
],
),
)
),
);
}
}