flutter – SizedBox expand

main.dart

import 'package:flutter/material.dart';

void main() {
  runApp(
      MaterialApp(
          theme: ThemeData(primarySwatch: Colors.indigo),
          home: Scaffold(
            appBar: AppBar(
                title: const Text("Flutter - SizedBox Expand")
            ),
            body: bodyContent()
          )
      )
  );
}

bodyContent(){
  return const SizedBox.expand(
      child: DecoratedBox(
          decoration: BoxDecoration(
              color: Colors.black38
          )
      )
  );
}

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