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quiz-app's Introduction

Quiz App

Practice and test your knowledge by answering questions in a quiz application made with Flutter.

Prints

User Stories

  • User can start the quiz by pressing a button
  • User can see a question with 4 possible answers
  • After selecting an answer, display the next question to the User. Do this until the quiz is finished
  • At the end, the User can see the following statistics
    • Time it took to finish the quiz
    • How many correct answers did he get
    • A message showing if he passed or failed the quiz

Useful links and resources

How to use

To clone and run this application, you'll need Git and Flutter installed on your computer. From your command line:

# Clone this repository
$ git clone https://github.com/feMoraes0/quiz-app.git

# Go into the repository
$ cd quiz-app

# Install dependencies
$ flutter packages get

# Run the app
$ flutter run

Credits

Contact

quiz-app's People

Contributors

femoraes0 avatar

Stargazers

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Watchers

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Forkers

askmetoo houssem23000 muhammadumairsabir hardikgajera1110

quiz-app's Issues

When there is no data. I am getting this error, please help to solve this.

I am using the ternary operator but it is throwing an error. please help me. I want to show No quiz data when there is no data available.

Capturem

E/flutter ( 7649): [ERROR:flutter/lib/ui/ui_dart_state.cc(166)] Unhandled Exception: RangeError (index): Invalid value: Valid value range is empty: 0
E/flutter ( 7649): #0 List.[] (dart:core-patch/growable_array.dart:166:60)
E/flutter ( 7649): #1 _QuizState.getQuestions (package:myquiz/screens/quiz.dart:48:33)
E/flutter ( 7649):
E/flutter ( 7649): #2 _QuizState.initState (package:myquiz/screens/quiz.dart:33:10)
E/flutter ( 7649): #3 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4684:58)
E/flutter ( 7649): #4 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4520:5)
E/flutter ( 7649): #5 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3490:14)
E/flutter ( 7649): #6 Element.updateChild (package:flutter/src/widgets/framework.dart:3258:18)
E/flutter ( 7649): #7 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5874:14)
E/flutter ( 7649): #8 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3490:14)
E/flutter ( 7649): #9 Element.updateChild (package:flutter/src/widgets/framework.dart:3258:18)
E/flutter ( 7649): #10 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4571:16)
E/flutter ( 7649): #11 Element.rebuild (package:flutter/src/widgets/framework.dart:4262:5)
E/flutter ( 7649): #12 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4525:5)
E/flutter ( 7649): #13 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4520:5)
E/flutter ( 7649): #14 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3490:14)
E/flutter ( 7649): #15 Element.updateChild (package:flutter/src/widgets/framework.dart:3258:18)
E/flutter ( 7649): #16 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5874:14)
E/flutter ( 7649): #17 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3490:14)
E/flutter ( 7649): #18 Element.updateChild (package:flutter/src/widgets/framework.dart:3258:18)
E/flutter ( 7649): #19 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5874:14)
E/flutter ( 7649): #20 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3490:14)
E/flutter ( 7649): #21 Element.updateChild (package:flutter/src/widgets/framework.dart:3258:18)
E/flutter ( 7649): #22 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4571:16)
E/flutter ( 7649): #23 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4719:11)
E/flutter ( 7649): #24 Element.rebuild (package:flutter/src/widgets/framework.dart:4262:5)
E/flutter ( 7649): #25 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4525:5)
E/flutter ( 7649): #26 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4710:11)
E/flutter ( 7649): #27 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4520:5)
E/flutter ( 7649): #28 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3490:14)
E/flutter ( 7649): #29 Element.updateChild (package:flutter/src/widgets/framework.dart:3258:18)
E/flutter ( 7649): #30 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5874:14)
E/flutter ( 7649): #31 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3490:14)
E/flutter ( 7649): #32 Element.updateChild (package:flutter/src/widgets/framework.dart:3258:18)
E/flutter ( 7649): #33 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5874:14)
E/flutter ( 7649): #34 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3490:14)
E/flutter ( 7649): #35 Element.updateChild (package:flutter/src/widgets/framework.dart:3258:18)
E/flutter ( 7649): #36 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4571:16)
E/flutter ( 7649): #37 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4719:11)
E/flutter ( 7649): #38 Element.rebuild (package:flutter/src/widgets/framework.dart:4262:5)
E/flutter ( 7649): #39 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4525:5)
E/flutter ( 7649): #40 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4710:11)
E/flutter ( 7649): #41 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4520:5)
E/flutter ( 7649): #42 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3490:14)
E/flutter ( 7649): #43 Element.updateChild (package:flutter/src/widgets/framework.dart:3258:18)
E/flutter ( 7649): #44 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4571:16)
E/flutter ( 7649): #45 Element.rebuild (package:flutter/src/widgets/framework.dart:4262:5)
E/flutter ( 7649): #46

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