list.dart

import 'package:flutter/material.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: Scaffold(
        body: Center(
          child: TodoExample(),
        ),
      ),
    );
  }
}

class TodoExample extends StatefulWidget {
  @override
  _TodoExampleState createState() => _TodoExampleState();
}

class _TodoExampleState extends State<TodoExample> {
  List<Map<String, dynamic>> models = [
    {
      "userId": 1,
      "id": 1,
      "title": "delectus aut autem",
      "completed": false,
    },
    {
      "userId": 1,
      "id": 2,
      "title": "quis ut nam facilis et officia qui",
      "completed": false
    },
    {
      "userId": 1,
      "id": 3,
      "title": "fugiat veniam minus",
      "completed": false,
    }
  ];

  @override
  Widget build(BuildContext context) {
    return ListView.builder(
      itemBuilder: (ctx, idx) => Card(
        child: InkWell(
          onTap: () => setState(() => models.removeAt(idx)),
          child: Text(models[idx]["title"]),
        ),
      ),
      itemCount: models.length,
    );
  }
}