DOM 操作表格

    var table = document.createElement('table');
    table.border = 1;
    table.width = 300;

    table.createCaption().innerHTML = '人员表';

    // table.createTHead();
    // table.tHead.insertRow(0);    
    var thead = table.createTHead();
    var tr = thead.insertRow(0);

    var td = tr.insertCell(0);
    td.appendChild(document.createTextNode('数据'));

    var td2 = tr.insertCell(1);
    td2.appendChild(document.createTextNode('数据2'))

    document.body.appendChild(table);