从二维数组创建html

var data = [
  ["姓名", "年龄", "性别"],
  ["张三", "25", "男"],
  ["李四", "30", "男"],
  ["王五", "28", "女"]
];

var html = "";

html += "<table>";
for (var i = 0; i < data.length; i++) {
  html += "<tr>";
  for (var j = 0; j < data[i].length; j++) {
    html += "<td>" + data[i][j] + "</td>";
  }
  html += "</tr>";
}
html += "</table>";

document.getElementById("myTable").innerHTML = html;