HTML表格跳过与JavaScript成组的重复行

<table id="myTable">
  <tr>
    <th>姓名</th>
    <th>年龄</th>
    <th>性别</th>
  </tr>
  <tr>
    <td>张三</td>
    <td>25</td>
    <td>男</td>
  </tr>
  <tr>
    <td>李四</td>
    <td>30</td>
    <td>男</td>
  </tr>
  <tr>
    <td>张三</td>
    <td>25</td>
    <td>男</td>
  </tr>
  <tr>
    <td>王五</td>
    <td>28</td>
    <td>女</td>
  </tr>
</table>

var table = document.getElementById("myTable");
var rows = table.getElementsByTagName("tr");

for (var i = 1; i < rows.length; i++) {
  var currentRow = rows[i];
  var previousRow = rows[i - 1];

  var currentCells = currentRow.getElementsByTagName("td");
  var previousCells = previousRow.getElementsByTagName("td");

  var isDuplicate = true;

  for (var j = 0; j < currentCells.length; j++) {
    if (currentCells[j].innerHTML !== previousCells[j].innerHTML) {
      isDuplicate = false;
      break;
    }
  }

  if (isDuplicate) {
    currentRow.style.display = "none";
  }
}