jQuery实现的简单动态添加、删除表格功能示例

本文实例讲述了jQuery实现的简单动态添加、删除表格功能。分享给大家供大家参考，具体如下：

先来看看运行效果：

具体代码如下：

<!DOCTYPE html>
<html>
<head lang="en">
  <meta charset="UTF-8">
  <title>www.jb51.net 我们</title>
  <style>
    * {
      padding: 0;
      margin: 0;
    }
    .wrap {
      width: 410px;
      margin: 100px auto 0;
    }
    table {
      border-collapse: collapse;
      border-spacing: 0;
      border: 1px solid #c0c0c0;
    }
    th,
    td {
      border: 1px solid #d0d0d0;
      color: #404060;
      padding: 10px;
    }
    th {
      background-color: #09c;
      font: bold 16px "微软雅黑";
      color: #fff;
    }
    td {
      font: 14px "微软雅黑";
    }
    td a.get {
      text-decoration: none;
    }
    a.del:hover {
      text-decoration: underline;
    }
    tbody tr {
      background-color: #f0f0f0;
    }
    tbody tr:hover {
      cursor: pointer;
      background-color: #fafafa;
    }
    .btnAdd {
      width: 110px;
      height: 30px;
      font-size: 20px;
      font-weight: bold;
    }
    .form-item {
      height: 100%;
      position: relative;
      padding-left: 100px;
      padding-right: 20px;
      margin-bottom: 34px;
      line-height: 36px;
    }
    .form-item > .lb {
      position: absolute;
      left: 0;
      top: 0;
      display: block;
      width: 100px;
      text-align: right;
    }
    .form-item > .txt {
      width: 300px;
      height: 32px;
    }
    .mask {
      position: absolute;
      top: 0px;
      left: 0px;
      width: 100%;
      height: 100%;
      background: #000;
      opacity: 0.15;
      display: none;
    }
    .form-add {
      position: fixed;
      top: 30%;
      left: 50%;
      margin-left: -197px;
      padding-bottom: 20px;
      background: #fff;
      display: none;
    }
    .form-add-title {
      background-color: #f7f7f7;
      border-width: 1px 1px 0 1px;
      border-bottom: 0;
      margin-bottom: 15px;
      position: relative;
    }
    .form-add-title span {
      width: auto;
      height: 18px;
      font-size: 16px;
      font-family: 宋体;
      font-weight: bold;
      color: rgb(102, 102, 102);
      text-indent: 12px;
      padding: 8px 0px 10px;
      margin-right: 10px;
      display: block;
      overflow: hidden;
      text-align: left;
    }
    .form-add-title div {
      width: 16px;
      height: 20px;
      position: absolute;
      right: 10px;
      top: 6px;
      font-size: 30px;
      line-height: 16px;
      cursor: pointer;
    }
    .form-submit {
      text-align: center;
    }
    .form-submit input {
      width: 170px;
      height: 32px;
    }
  </style>
</head>
<body>
<div class="wrap">
  <div>
    <input type="button" value="添加数据" id="j_btnAddData" class="btnAdd"/>
  </div>
  <table>
    <thead>
    <tr>
      <!-- <th><input type="checkbox" id="j_cbAll" /></th> -->
      <th>课程名称</th>
      <th>所属学院</th>
      <th>已学会</th>
    </tr>
    </thead>
    <tbody id="j_tb">
    <tr>
      <!-- <td><input type="checkbox"/></td> -->
      <td>JavaScript</td>
      <td>前端与移动开发学院</td>
      <td><a href="javascrip:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="get">GET</a></td>
    </tr>
    <tr>
      <!-- <td><input type="checkbox"/></td> -->
      <td>css</td>
      <td>前端与移动开发学院</td>
      <td><a href="javascrip:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="get">GET</a></td>
    </tr>
    <tr>
      <!-- <td><input type="checkbox"/></td> -->
      <td>html</td>
      <td>前端与移动开发学院</td>
      <td><a href="javascrip:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="get">GET</a></td>
    </tr>
    <tr>
      <!-- <td><input type="checkbox"/></td> -->
      <td>jQuery</td>
      <td>前端与移动开发学院</td>
      <td><a href="javascrip:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="get">GET</a></td>
    </tr>
    </tbody>
  </table>
</div>
<div id="j_mask" class="mask"></div>
<div id="j_formAdd" class="form-add">
  <div class="form-add-title">
    <span>添加数据</span>
    <div id="j_hideFormAdd">x</div>
  </div>
  <div class="form-item">
    <label class="lb" for="j_txtLesson">课程名称：</label>
    <input class="txt" type="text" id="j_txtLesson" placeholder="请输入课程名称">
  </div>
  <div class="form-item">
    <label class="lb" for="j_txtBelSch">所属学院：</label>
    <input class="txt" type="text" id="j_txtBelSch" value="前端与移动开发学院">
  </div>
  <div class="form-submit">
    <input type="button" value="添加" id="j_btnAdd">
  </div>
</div>
<script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script>
<script>
  $(document).ready(function () {
    $("#j_btnAddData").click(function () {
      $("#j_mask").show();
      $("#j_formAdd").show();
      $("#j_txtLesson").val("");
      $("#j_txtBelSch").val("前端开发学院");
    });
    $("#j_hideFormAdd").click(function () {
      $("#j_mask").hide();
      $("#j_formAdd").hide();
    });
    $("#j_btnAdd").click(function () {
      var txtLesson = $("#j_txtLesson").val();
      var txtBelSch = $("#j_txtBelSch").val();
      if (txtLesson == "" || txtBelSch == "") {
        alert("课程名或者所属学院不能为空");
        return;
      }
      var str = '<tr>'
          + '<td>' + txtLesson + '</td>'
          + '<td>' + txtBelSch + '</td>'
          + '<td><a href="javascrip:;" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="get">GET</a></td>'
          + '</tr>';
      $("#j_tb").append(str);
      $("#j_mask").hide();
      $("#j_formAdd").hide();
    });
    $("#j_tb").on("click",".get",function(){
      $(this).parent().parent().remove();
    });
  });
</script>
</body>
</html>

更多关于jQuery相关内容感兴趣的读者可查看本站专题：《jQuery表格(table)操作技巧汇总》、《jQuery切换特效与技巧总结》、《jQuery扩展技巧总结》、《jQuery常用插件及用法总结》、《jQuery常见经典特效汇总》及《jquery选择器用法总结》

希望本文所述对大家jQuery程序设计有所帮助。