修复Bootstrap表的第一列

Question

我在这篇文章中关注了@ koala_dev的代码,试图锁定我的表水平滚动的第一列.不幸的是,代码对我的表没有影响.我想知道是否有人可以给我一些关于我做错了什么的指示,因为我是编程新手.

这是我的桌子:http: //jsfiddle.net/mademoiselletse/bypbqboe/59/

这是我在JS中插入的代码(第121-133行):

$(function() {
    var $tableClass = $('.table');
    // Make a clone of our table
    var $fixedColumn = $tableClass.clone().insertBefore($tableClass).addClass('fixed-column');

    // Remove everything except for first column
    $fixedColumn.find('th:not(:first-child),td:not(:first-child)').remove();

    // Match the height of the rows to that of the original table's
    $fixedColumn.find('tr').each(function(i, elem) {
      $(this).height($tableClass.find('tr:eq(' + i + ')').height());
    });
});

这是我插入的CSS属性(第36-47行):

.table-responsive > .fixed-column {
   position: absolute;
   display: inline-block;
   width: auto;
   border-right: 1px solid #ddd;
}

@media(min-width:768px) {
    .table-responsive>.fixed-column {
        display: none;
    }
}

我唯一偏离演示代码的是我定义的$('.table'),$tableClass而不是$table因为我之前定义var $table为$('#table').非常感谢您的帮助!

Answer 1

只需添加position:sticky到th & td first-child。

th:first-child, td:first-child
{
  position:sticky;
  left:0px;
  background-color:grey;
}

<link href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css" rel="stylesheet"/>
<table class="table">
  <tr>
    <th>TIME</th>
    <th>Company</th>
    <th>Company</th>
    <th>Company</th>
    <th>Company</th>
    <th>Company</th>
    <th>Company</th>
    <th>Contact</th>
    <th>Country</th>
  </tr>
  <tr>
    <td>11:40   </td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td> 
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Germany</td>
  </tr>
  <tr>
    <td>11:40   </td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Centro comercial Moctezuma</td>
    <td>Francisco Chang</td>
    <td>Mexico</td>
  </tr>
  <tr>
    <td>11:40   </td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Ernst Handel</td>
    <td>Roland Mendel</td>
    <td>Austria</td>
  </tr>
  <tr>
   <td>11:40   </td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Island Trading</td>
    <td>Helen Bennett</td>
    <td>UK</td>
  </tr>
  <tr>
    <td>11:40   </td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Laughing Bacchus Winecellars</td>
    <td>Yoshi Tannamuri</td>
    <td>Canada</td>
  </tr>
  <tr>
    <td>11:40   </td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Alfreds Futterkiste</td>
    <td>Maria Anders</td>
    <td>Magazzini Alimentari Riuniti</td>
    <td>Giovanni Rovelli</td>
    <td>Italy</td>
  </tr>
</table>

Answer 2

好的..删除所有js代码,你可以使用一些CSS技巧,如下所示:

DEMO

CSS

.table > thead:first-child > tr:first-child > th:first-child {
    position: absolute;
    display: inline-block;
    background-color: red;
    height: 100%;
}

.table > tbody > tr > td:first-child {
    position: absolute;
    display: inline-block;
    background-color: red;
    height: 100%;
}

.table > thead:first-child > tr:first-child > th:nth-child(2) {
    padding-left: 40px;
}

.table > tbody > tr > td:nth-child(2) {
    padding-left: 50px !important;
}