为了账号安全,请及时绑定邮箱和手机立即绑定

我正在用 javascript 开发 duolingo 类型句子练习。我已经实现了,但还需要改进

我正在用 javascript 开发 duolingo 类型句子练习。我已经实现了,但还需要改进

杨魅力 2023-12-11 17:14:29
我使用以下代码来开发句子语法练习。当我单击按钮时,应该保持订单。我希望单击按钮时它应该隐藏,但单击顶部按钮后再次显示。如果有空格,则将句子移至左侧。如果再次单击单词,也会再次显示按钮。是否应该只使用在顶部显示的按钮也在底部显示?<html><head><title></title> </head><body><div id="sen">I am learning JavaScript by developing a simple project.</div><br><div id="dash"></div><br><div id="container"></div><div id="val"></div><script>var sen = document.getElementById("sen").innerHTML;var senTrim = sen.trim();var senArr = senTrim.split(/\s+/);var dashElement = "";for(i=0;i<senArr.length;i++){//alert(senArr[i]);    dashElement += "<div onclick='funDiv(this.id);' style='display: inline'" + "id = dashid" + i + ">"    + '__ '  + '</div>';}var dash = document.getElementById("dash");dash.innerHTML = dashElement;//var dashID = document.getElementById("dashid0").innerHTML;//var dash1 = document.getElementById("val");//dash1.innerHTML= dashID;var htmlElements = "";for (var i = 0; i < senArr.length; i++) {   htmlElements += "<button onclick='fun(this.id);' id = 'btn" + i + "'>" + senArr[i] + '</button>';}var container = document.getElementById("container");container.innerHTML = htmlElements;var ii = 0;function funDiv(clicked){//alert(clicked);var inText = document.getElementById(clicked).innerHTML;document.getElementById(clicked).innerHTML = " __ " ; ii--;}function fun(clicked){//alert(clicked);document.getElementById(clicked).style.display = "none";  document.getElementById("dashid" + ii).innerHTML = document.getElementById(clicked).innerHTML + " ";//document.getElementById(clicked).remove(); ii++;}</script></script></body></html>
查看完整描述

2 回答

?
幕布斯7119047

TA贡献1794条经验 获得超8个赞

像这样的事情怎么样?


<html>


<body>


  <div id="sen">I am learning JavaScript by developing a simple project.</div>

  <br>

  <div id="dash"></div>

  <br>

  <div id="container"></div>

  <div id="val"></div>


  <script>

    var sen = document.getElementById("sen").innerHTML;

    var senTrim = sen.trim();

    var senArr = senTrim.split(/\s+/);

    var dashElement = "";


    for (var i = 0; i < senArr.length; i++) {

      dashElement += `<div onclick='dashClick(this.id);' style='display: inline' id=dash${i}> __ </div>`;

    }


    var dash = document.getElementById("dash");

    dash.innerHTML = dashElement;

    var htmlElements = "";


    for (var i = 0; i < senArr.length; i++) {

      htmlElements += "<button onclick='btnClick(this.id);' id = 'btn" + i + "'>" + senArr[i] + '</button>';

    }


    var container = document.getElementById("container");

    container.innerHTML = htmlElements;

    var picked = 0;


    function dashClick(clicked) {

      const dash = document.getElementById(clicked);

      dash.innerHTML = " __ ";

      const btn = document.getElementById(`btn${dash.btnId}`);

      btn.style.display = "inline";

      picked--;

    }


    function btnClick(clicked) {

      var btnId = clicked.replace('btn', '');

      document.getElementById(clicked).style.display = "none";

      const dash = document.getElementById("dash" + picked)

      dash.innerHTML = document.getElementById(clicked).innerHTML + " ";

      dash.btnId = btnId;

      picked++;

    }

  </script>


</body>


</html>


查看完整回答
反对 回复 2023-12-11
?
繁星coding

TA贡献1797条经验 获得超4个赞

我使用JavaScript的appendChild和remove函数实现了它。


<html>


<body>


  <div id="sen">I am learning JavaScript by developing a simple project.</div>

  <br>

  <div id="dash"></div>

  <br>

  <div id="container"></div>

  

  <script>

    var sen = document.getElementById("sen").innerHTML;

    var senTrim = sen.trim();

    var senArr = senTrim.split(/\s+/);

    var dashElement = "";


    var btnElements = "";


    for (var i = 0; i < senArr.length; i++) {

      btnElements += "<button onclick='btnClick(this.id);' id = 'btn" + i + "'> " + senArr[i] + ' </button>';

    }


    var container = document.getElementById("container");

    container.innerHTML = btnElements;

    var picked = 0;

    function dashClick(clicked) {

        //console.log(clicked);

        var buttons = document.getElementsByTagName('button');

        var dash = document.getElementById("dash");

        dashChild = dash.childNodes;

        console.log(document.getElementById(clicked).innerText);

        for(i=0;i<senArr.length;i++){

            if(document.getElementById(clicked).innerText.trim() == buttons[i].innerText.trim()){

                //console.log("Match");

                buttons[i].style.opacity = "1";

                buttons[i].style.pointerEvents = "auto";

            }

        }

        document.getElementById(clicked).remove(); // remove clicked text 

    }


    // Button click

    function btnClick(clicked) {    

        var dashElement = document.createElement("div"); 

        var text = document.getElementById(clicked).innerText;

        dashElement.style.display = "inline";

        dashElement.innerHTML = "<div style='display: inline' onclick='dashClick(this.id);' id=" + picked +"> " + text + " </div>"; // add text at top of button

        document.getElementById("dash").appendChild(dashElement);

        picked++;

        document.getElementById(clicked).style.opacity = "0"; //hide button that has been clicked

        document.getElementById(clicked).style.pointerEvents = "none";

    }


  </script>

</body>

</html>


查看完整回答
反对 回复 2023-12-11
  • 2 回答
  • 0 关注
  • 68 浏览

添加回答

举报

0/150
提交
取消
意见反馈 帮助中心 APP下载
官方微信