' + '' + '' + ''; 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 }