FOODRECIPES

Some Rules of this Quiz

1. You will have only 15 seconds per each question.

2. Once you select your answer, it can't be undone.

3. You can't select any option once time goes off.

4. You can't exit from the Quiz while you're playing.

5. You'll get points on the basis of your correct answers.

Awesome Quiz Application

Time Left

15

You've completed the Quiz!

// creating an array and passing the number, questions, options, and answers let questions = [ { numb: 1, question: "What does HTML stand for?", answer: "Hyper Text Markup Language", options: [ "Hyper Text Preprocessor", "Hyper Text Markup Language", "Hyper Text Multiple Language", "Hyper Tool Multi Language" ] }, { numb: 2, question: "What does CSS stand for?", answer: "Cascading Style Sheet", options: [ "Common Style Sheet", "Colorful Style Sheet", "Computer Style Sheet", "Cascading Style Sheet" ] }, { numb: 3, question: "What does PHP stand for?", answer: "Hypertext Preprocessor", options: [ "Hypertext Preprocessor", "Hypertext Programming", "Hypertext Preprogramming", "Hometext Preprocessor" ] }, { numb: 4, question: "What does SQL stand for?", answer: "Structured Query Language", options: [ "Stylish Question Language", "Stylesheet Query Language", "Statement Question Language", "Structured Query Language" ] }, { numb: 5, question: "What does XML stand for?", answer: "eXtensible Markup Language", options: [ "eXtensible Markup Language", "eXecutable Multiple Language", "eXTra Multi-Program Language", "eXamine Multiple Language" ] }, // you can uncomment the below codes and make duplicate as more as you want to add question // but remember you need to give the numb value serialize like 1,2,3,5,6,7,8,9..... // { // numb: 6, // question: "Your Question is Here", // answer: "Correct answer of the question is here", // options: [ // "Option 1", // "option 2", // "option 3", // "option 4" // ] // }, ]; //selecting all required elements const start_btn = document.querySelector(".start_btn button"); const info_box = document.querySelector(".info_box"); const exit_btn = info_box.querySelector(".buttons .quit"); const continue_btn = info_box.querySelector(".buttons .restart"); const quiz_box = document.querySelector(".quiz_box"); const result_box = document.querySelector(".result_box"); const option_list = document.querySelector(".option_list"); const time_line = document.querySelector("header .time_line"); const timeText = document.querySelector(".timer .time_left_txt"); const timeCount = document.querySelector(".timer .timer_sec"); // if startQuiz button clicked start_btn.onclick = ()=>{ info_box.classList.add("activeInfo"); //show info box } // if exitQuiz button clicked exit_btn.onclick = ()=>{ info_box.classList.remove("activeInfo"); //hide info box } // if continueQuiz button clicked continue_btn.onclick = ()=>{ info_box.classList.remove("activeInfo"); //hide info box quiz_box.classList.add("activeQuiz"); //show quiz box showQuetions(0); //calling showQestions function queCounter(1); //passing 1 parameter to queCounter startTimer(15); //calling startTimer function startTimerLine(0); //calling startTimerLine function } let timeValue = 15; let que_count = 0; let que_numb = 1; let userScore = 0; let counter; let counterLine; let widthValue = 0; const restart_quiz = result_box.querySelector(".buttons .restart"); const quit_quiz = result_box.querySelector(".buttons .quit"); // if restartQuiz button clicked restart_quiz.onclick = ()=>{ quiz_box.classList.add("activeQuiz"); //show quiz box result_box.classList.remove("activeResult"); //hide result box timeValue = 15; que_count = 0; que_numb = 1; userScore = 0; widthValue = 0; showQuetions(que_count); //calling showQestions function queCounter(que_numb); //passing que_numb value to queCounter clearInterval(counter); //clear counter clearInterval(counterLine); //clear counterLine startTimer(timeValue); //calling startTimer function startTimerLine(widthValue); //calling startTimerLine function timeText.textContent = "Time Left"; //change the text of timeText to Time Left next_btn.classList.remove("show"); //hide the next button } // if quitQuiz button clicked quit_quiz.onclick = ()=>{ window.location.reload(); //reload the current window } const next_btn = document.querySelector("footer .next_btn"); const bottom_ques_counter = document.querySelector("footer .total_que"); // if Next Que button clicked next_btn.onclick = ()=>{ if(que_count < questions.length - 1){ //if question count is less than total question length que_count++; //increment the que_count value que_numb++; //increment the que_numb value showQuetions(que_count); //calling showQestions function queCounter(que_numb); //passing que_numb value to queCounter clearInterval(counter); //clear counter clearInterval(counterLine); //clear counterLine startTimer(timeValue); //calling startTimer function startTimerLine(widthValue); //calling startTimerLine function timeText.textContent = "Time Left"; //change the timeText to Time Left next_btn.classList.remove("show"); //hide the next button }else{ clearInterval(counter); //clear counter clearInterval(counterLine); //clear counterLine showResult(); //calling showResult function } } // getting questions and options from array function showQuetions(index){ const que_text = document.querySelector(".que_text"); //creating a new span and div tag for question and option and passing the value using array index let que_tag = ''+ questions[index].numb + ". " + questions[index].question +''; let option_tag = '

'+ questions[index].options[0] +'

' + '

'+ questions[index].options[1] +'

' + '

'+ questions[index].options[2] +'

' + '

'+ questions[index].options[3] +'

'; que_text.innerHTML = que_tag; //adding new span tag inside que_tag option_list.innerHTML = option_tag; //adding new div tag inside option_tag const option = option_list.querySelectorAll(".option"); // set onclick attribute to all available options for(i=0; i < option.length; i++){ option[i].setAttribute("onclick", "optionSelected(this)"); } } // creating the new div tags which for icons let tickIconTag = '

'; let crossIconTag = '

'; //if user clicked on option function optionSelected(answer){ clearInterval(counter); //clear counter clearInterval(counterLine); //clear counterLine let userAns = answer.textContent; //getting user selected option let correcAns = questions[que_count].answer; //getting correct answer from array const allOptions = option_list.children.length; //getting all option items if(userAns == correcAns){ //if user selected option is equal to array's correct answer userScore += 1; //upgrading score value with 1 answer.classList.add("correct"); //adding green color to correct selected option answer.insertAdjacentHTML("beforeend", tickIconTag); //adding tick icon to correct selected option console.log("Correct Answer"); console.log("Your correct answers = " + userScore); }else{ answer.classList.add("incorrect"); //adding red color to correct selected option answer.insertAdjacentHTML("beforeend", crossIconTag); //adding cross icon to correct selected option console.log("Wrong Answer"); for(i=0; i < allOptions; i++){ if(option_list.children[i].textContent == correcAns){ //if there is an option which is matched to an array answer option_list.children[i].setAttribute("class", "option correct"); //adding green color to matched option option_list.children[i].insertAdjacentHTML("beforeend", tickIconTag); //adding tick icon to matched option console.log("Auto selected correct answer."); } } } for(i=0; i < allOptions; i++){ option_list.children[i].classList.add("disabled"); //once user select an option then disabled all options } next_btn.classList.add("show"); //show the next button if user selected any option } function showResult(){ info_box.classList.remove("activeInfo"); //hide info box quiz_box.classList.remove("activeQuiz"); //hide quiz box result_box.classList.add("activeResult"); //show result box const scoreText = result_box.querySelector(".score_text"); if (userScore > 3){ // if user scored more than 3 //creating a new span tag and passing the user score number and total question number let scoreTag = 'and congrats! , You got

'+ userScore +'

out of

'+ questions.length +'

'; scoreText.innerHTML = scoreTag; //adding new span tag inside score_Text } else if(userScore > 1){ // if user scored more than 1 let scoreTag = 'and nice , You got

'+ userScore +'

out of

'+ questions.length +'

'; scoreText.innerHTML = scoreTag; } else{ // if user scored less than 1 let scoreTag = 'and sorry , You got only

'+ userScore +'

out of

'+ questions.length +'

'; scoreText.innerHTML = scoreTag; } } function startTimer(time){ counter = setInterval(timer, 1000); function timer(){ timeCount.textContent = time; //changing the value of timeCount with time value time--; //decrement the time value if(time < 9){ //if timer is less than 9 let addZero = timeCount.textContent; timeCount.textContent = "0" + addZero; //add a 0 before time value } if(time < 0){ //if timer is less than 0 clearInterval(counter); //clear counter timeText.textContent = "Time Off"; //change the time text to time off const allOptions = option_list.children.length; //getting all option items let correcAns = questions[que_count].answer; //getting correct answer from array for(i=0; i < allOptions; i++){ if(option_list.children[i].textContent == correcAns){ //if there is an option which is matched to an array answer option_list.children[i].setAttribute("class", "option correct"); //adding green color to matched option option_list.children[i].insertAdjacentHTML("beforeend", tickIconTag); //adding tick icon to matched option console.log("Time Off: Auto selected correct answer."); } } for(i=0; i < allOptions; i++){ option_list.children[i].classList.add("disabled"); //once user select an option then disabled all options } next_btn.classList.add("show"); //show the next button if user selected any option } } } function startTimerLine(time){ counterLine = setInterval(timer, 29); function timer(){ time += 1; //upgrading time value with 1 time_line.style.width = time + "px"; //increasing width of time_line with px by time value if(time > 549){ //if time value is greater than 549 clearInterval(counterLine); //clear counterLine } } } function queCounter(index){ //creating a new span tag and passing the question number and total question let totalQueCounTag = '

'+ index +'

of

'+ questions.length +'

Questions'; bottom_ques_counter.innerHTML = totalQueCounTag; //adding new span tag inside bottom_ques_counter }