【HTML5】页面点击按钮添加一行删除一行全选反选全不选

页面点击按钮添加一行删除一行全选反选全不选
页面效果图如下
html页面代码
<!DOCTYPE html>

<html>

    <head>

        <meta charset="UTF-8">

        <link rel="stylesheet" href="bootstrap-3.3.7-dist/css/bootstrap.css" />

        <script type="text/javascript" src="js/jquery-3.2.1.min.js"></script>

        <script type="text/javascript" src="bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>

        <title></title>

        <script>

            var rows = 1;

            function addrows() {

                var trElement = document.createElement("tr");

                var td1Element = document.createElement("td");

                var td2Element = document.createElement("td");

                var td3Element = document.createElement("td");

                var td4Element = document.createElement("td");

                td1Element.innerHTML="<input type='checkbox' value='1' name='chk'>"+rows;

                td2Element.innerHTML="<input type='text' value='' required name='account' class='form-control'>";

                td3Element.innerHTML="<input type='password' value='' required name='password' class='form-control'>";

                td4Element.innerHTML="<input type='button' value='删除当前行' class='btn btn-danger' onclick='delrow(this)'>";

                trElement.appendChild(td1Element);

                trElement.appendChild(td2Element);

                trElement.appendChild(td3Element);

                trElement.appendChild(td4Element);

                var tbody = document.getElementById("tb");

                tbody.appendChild(trElement);

                rows++;

            }

            function delrow(obj){

                //获取按钮所在的行

                btnTrElement = obj.parentNode.parentNode;

                //alert(btnTrElement.nodeName);

                //获取按钮所在的行的上一级也就是TBODY

                tbodyElemement = btnTrElement.parentNode;

                //通过tobody干掉tr

                tbodyElemement.removeChild(btnTrElement);

            }

        </script>

    </head>

    <body>

        <form>

            <table class="table table-responsive table-striped" id="table">

                <thead>

                    <th>序号</th>

                    <th>账号</th>

                    <th>口令</th>

                    <th>操作</th>

                </thead>

                <tbody id="tb">

                    <!--

                    <tr>

                        <td></td>

                        <td></td>

                        <td></td>

                        <td></td>

                    </tr>-->

                </tbody>

                <tfoot>

                    <tr>

                        <td align="center" colspan="4">

                            <button class="btn btn-success" onclick="qx()">全选</button>&nbsp;&nbsp;&nbsp;

                            <button class="btn btn-warning" onclick="fx()">反选</button>&nbsp;&nbsp;&nbsp;

                            <button class="btn btn-danger" onclick="qbx()">全不选</button>&nbsp;&nbsp;&nbsp;

                            <input  class="btn btn-info" type="submit" value="哦了提交">

                            <button class="btn btn-primary" onclick="addrows()">添加一行</button>

                        </td>

                    </tr>

                </tfoot>

            </table>

        </form>

        <script>

            function qx(){

                //获取所有的checkbox

                var checkbox = document.getElementsByName("chk");

                //遍历所有的checkbox

                for (var i=0;i<checkbox.length;i++) {

                    checkbox[i].checked=true;

                }

            }

            function fx(){

                //获取所有的checkbox

                var checkbox = document.getElementsByName("chk");

                //遍历所有的checkbox

                for (var i=0;i<checkbox.length;i++) {

                    checkbox[i].checked=!checkbox[i].checked;

                }

            }

            function qbx(){

                //获取所有的checkbox

                var checkbox = document.getElementsByName("chk");

                //遍历所有的checkbox

                for (var i=0;i<checkbox.length;i++) {

                    checkbox[i].checked=false;

                }

            }

        </script>

    </body>

</html>
【HTML5】页面点击按钮添加一行 删除一行 全选 反选 全不选

【HTML5】页面点击按钮添加一行删除一行全选反选全不选
