表格删除案例
on的简单事件
//1. 找到清空按钮，注册点击事件，清空tbody $("#btn").on("click", function () { $("#j_tb").empty(); });
on的委托事件
//2. 找到delete，注册点击事件 $("#j_tb").on("click", ".get", function () { $(this).parent().parent().remove(); });
on的简单事件
//3. 找到添加按钮,注册点击事件 $("#btnAdd").on("click", function () { $('<tr> <td>jQuery111</td> <td>传智播客-前端与移动开发学院111</td> <td><a href="javascrip:;" class="get">DELETE</a></td> </tr>').appendTo("#j_tb"); });
效果如下：
<!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <title></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 "΢ÈíÑźÚ"; color: #fff; } td { font: 14px "΢ÈíÑźÚ"; } 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: ËÎÌå; 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"> <input type="button" value="清空内容" id="btn"> <input type="button" value="添加" id="btnAdd"> <table> <thead> <tr> <th>课程名称</th> <th>所属学院</th> <th>操作</th> </tr> </thead> <tbody id="j_tb"> <tr> <!-- <td><input type="checkbox"/></td> --> <td>JavaScript</td> <td>传智播客-前端与移动开发学院</td> <td><a href="javascrip:;" class="get">DELETE</a></td> </tr> <tr> <!-- <td><input type="checkbox"/></td> --> <td>css</td> <td>传智播客-前端与移动开发学院</td> <td><a href="javascrip:;" class="get">DELETE</a></td> </tr> <tr> <!-- <td><input type="checkbox"/></td> --> <td>html</td> <td>传智播客-前端与移动开发学院</td> <td><a href="javascrip:;" class="get">DELETE</a></td> </tr> <tr> <td>jQuery</td> <td>传智播客-前端与移动开发学院</td> <td><a href="javascrip:;" class="get">DELETE</a></td> </tr> </tbody> </table> </div> <script src="jquery-1.12.4.js"></script> <script> $(function () { //1. 找到清空按钮，注册点击事件，清空tbody $("#btn").on("click", function () { $("#j_tb").empty(); }); //2. 找到delete，注册点击事件 $("#j_tb").on("click", ".get", function () { $(this).parent().parent().remove(); }); //3. 找到添加按钮,注册点击事件 $("#btnAdd").on("click", function () { $('<tr> <td>jQuery111</td> <td>传智播客-前端与移动开发学院111</td> <td><a href="javascrip:;" class="get">DELETE</a></td> </tr>').appendTo("#j_tb"); }); }); </script> </body> </html>