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ボタンを押すとHTML要素を追加する

Last updated at Posted at 2020-08-29

HTML


<body>
  <button id="btn">追加</button>
  <ul id= "list"></ul>
</body>  

</body>

JavaScript


<script>
  //ここにjavascriptコードを記載
  const list = document.getElementById('list');
  const btn = document.getElementById('btn');

  btn.addEventListener('click', () => {

  //li要素を生成する
  const li = document.createElement('li');
    //li要素にテキストを追加する
  li.textContent = 'これはリスト要素です';
    //li要素をul要素内に追加して表示する
  list.appendChild(li);

  })
</script>
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