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javascript - js implements clicking on the previous question and the next question to display the corresponding questions, and the first question and the last question to change the content of the button.
淡淡烟草味
淡淡烟草味 2017-06-12 09:26:19
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This uses the bootstrap framework to create tabs. You can click on the question number above to switch questions. Please give me guidance

淡淡烟草味
淡淡烟草味

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大家讲道理
大家讲道理2017-06-12 09:28:19 3 floor

1. If the data is dead and static, you can use the routing function. It's just that this method is clumsy. The previous question and next question labels must appear on every page.
2. If the data is obtained from the background, it is simple. Use routing for the middle part, and use the id as the transmission parameter. Every time you click the next question, id+1

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为情所困
为情所困2017-06-12 09:28:19 2 floor

After you become proficient in using ajax, this problem may be simple

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女神的闺蜜爱上我
女神的闺蜜爱上我2017-06-12 09:28:19 1 floor

You can refer to this
I hope it can give you ideas

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>测验表2</title>
    <style type="text/css">
        @import url(https://fonts.googleapis.com/css?family=Work+Sans:300,600);

        body{
            font-size: 20px;
            font-family: 'Work Sans', sans-serif;
            color: #333;
          font-weight: 300;
          text-align: center;
          background-color: #f8f6f0;
        }
        h1{
          font-weight: 300;
          margin: 0px;
          padding: 10px;
          font-size: 16px;
          background-color: #444;
          color: #fff;
        }
        .question{
          font-size: 30px;
          margin-bottom: 10px;
        }
        .answers {
          margin-bottom: 20px;
          text-align: left;
          display: inline-block;
        }
        .answers label{
          display: block;
          margin-bottom: 10px;
        }
        button{
          font-family: 'Work Sans', sans-serif;
            font-size: 16px;
            background-color: #279;
            color: #fff;
            border: 0px;
            border-radius: 3px;
            padding: 10px;
            cursor: pointer;
            margin-bottom: 20px;
            margin-top: 20px;
        }
        button:hover{
            background-color: #38a;
        }
        .slide{
          position: absolute;
          left: 0px;
          top: 0px;
          width: 100%;
          z-index: 1;
          opacity: 0;
          transition: opacity 0.5s;
        }
        .active-slide{
          opacity: 1;
          z-index: 2;
        }
        .quiz-container{
          position: relative;
          height: 200px;
          margin-top: 40px;
        }
    </style>
</head>
<body>
    <h1>测试表</h1>
    <p class="quiz-container">
      <p id="quiz"></p>
    </p>
    <button id="previous">前一题</button>
    <button id="next">下一题</button>
    <button id="submit">提交</button>
    <p id="results"></p>
    <script type="text/javascript">
        (function() {
          const myQuestions = [
            {
              question: "“大煮干丝”是哪个菜系的代表菜之一( )。",
              answers: {
                A: "四川菜系",
                B: "山东菜系",
                C: "广东菜系",
                D: "淮扬菜系"
              },
              correctAnswer: "D"
            },
            {
              question: "红茶属于( )茶。",
              answers: {
                A: "半发酵",
                B: "发酵",
                C: "不发酵",
                D: "微发酵"
              },
              correctAnswer: "A"
            },
            {
              question: "满汉全席起兴于（ ）。",
              answers: {
                A: "清代",
                B: "唐代",
                C: "宋代",
                D: "两汉"
              },
              correctAnswer: "A"
            }
          ];

          function buildQuiz() {
            // we'll need a place to store the HTML output
            const output = [];

            // for each question...
            myQuestions.forEach((currentQuestion, questionNumber) => {
              // we'll want to store the list of answer choices
              const answers = [];

              // and for each available answer...
              for (letter in currentQuestion.answers) {
                // ...add an HTML radio button
                answers.push(
                  `<label>
                     <input type="radio" name="question${questionNumber}" value="${letter}">
                      ${letter} :
                      ${currentQuestion.answers[letter]}
                   </label>`
                );
              }

              // add this question and its answers to the output
              output.push(
                `<p class="slide">
                   <p class="question"> ${currentQuestion.question} </p>
                   <p class="answers"> ${answers.join("")} </p>
                 </p>`
              );
            });

            // finally combine our output list into one string of HTML and put it on the page
            quizContainer.innerHTML = output.join("");
          }

          function showResults() {
            // gather answer containers from our quiz
            const answerContainers = quizContainer.querySelectorAll(".answers");

            // keep track of user's answers
            let numCorrect = 0;

            // for each question...
            myQuestions.forEach((currentQuestion, questionNumber) => {
              // find selected answer
              const answerContainer = answerContainers[questionNumber];
              const selector = `input[name=question${questionNumber}]:checked`;
              const userAnswer = (answerContainer.querySelector(selector) || {}).value;

              // if answer is correct
              if (userAnswer === currentQuestion.correctAnswer) {
                // add to the number of correct answers
                numCorrect++;

                // color the answers green
                answerContainers[questionNumber].style.color = "lightgreen";
              } else {
                // if answer is wrong or blank
                // color the answers red
                answerContainers[questionNumber].style.color = "red";
              }
            });

            // show number of correct answers out of total
            resultsContainer.innerHTML = `你答对了${myQuestions.length}中的${numCorrect}`;
          }

          function showSlide(n) {
            slides[currentSlide].classList.remove("active-slide");
            slides[n].classList.add("active-slide");
            currentSlide = n;
            
            if (currentSlide === 0) {
              previousButton.style.display = "none";
            } else {
              previousButton.style.display = "inline-block";
            }
            
            if (currentSlide === slides.length - 1) {
              nextButton.style.display = "none";
              submitButton.style.display = "inline-block";
            } else {
              nextButton.style.display = "inline-block";
              submitButton.style.display = "none";
            }
          }

          function showNextSlide() {
            showSlide(currentSlide + 1);
          }

          function showPreviousSlide() {
            showSlide(currentSlide - 1);
          }

          const quizContainer = document.getElementById("quiz");
          const resultsContainer = document.getElementById("results");
          const submitButton = document.getElementById("submit");

          // display quiz right away
          buildQuiz();

          const previousButton = document.getElementById("previous");
          const nextButton = document.getElementById("next");
          const slides = document.querySelectorAll(".slide");
          let currentSlide = 0;

          showSlide(0);

          // on submit, show results
          submitButton.addEventListener("click", showResults);
          previousButton.addEventListener("click", showPreviousSlide);
          nextButton.addEventListener("click", showNextSlide);
        })();
    </script>
</body>
</html>
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