자바스크립트 삭제 테이블

<table id="table-data">
  <thead>
    <tr>
      <th>Name</th>
      <th>Age</th>
      <th>Gender</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td>John</td>
      <td>25</td>
      <td>Male</td>
    </tr>
    <tr>
      <td>Jane</td>
      <td>22</td>
      <td>Female</td>
    </tr>
    <tr>
      <td>Bob</td>
      <td>30</td>
      <td>Male</td>
    </tr>
  </tbody>
</table>

//获取表格元素
const table = document.getElementById('table-data');

//获取所有表格行
const rows = table.getElementsByTagName('tr');

//保存选定的行
let selected_rows = [];

//将选定的行添加到数组中
function selectRow(row) {
  selected_rows.push(row);
}

//将选定的行从数组中移除
function deselectRow(row) {
  const index = selected_rows.indexOf(row);
  if (index > -1) {
    selected_rows.splice(index, 1);
  }
}

//在单击表格行时调用
function handleClick(event) {
  const row = event.target.parentNode;
  if (row.nodeName === 'TR') {
    if (row.getAttribute('data-selected') === 'true') {
      row.setAttribute('data-selected', 'false');
      deselectRow(row);
    } else {
      row.setAttribute('data-selected', 'true');
      selectRow(row);
    }
  }
}

//为表格行添加单击事件
for (let i = 0; i < rows.length; i++) {
  rows[i].addEventListener('click', handleClick, false);
}

//删除选定的行并重新呈现表格
function deleteRows() {
  for (let i = 0; i < selected_rows.length; i++) {
    const index = selected_rows[i].rowIndex;
    table.deleteRow(index);
  }
  selected_rows = [];
}

//获取删除按钮元素并添加单击事件
const delete_button = document.getElementById('delete-button');
delete_button.addEventListener('click', deleteRows, false);

<button id="delete-button">Delete Rows</button>