<!DOCTYPE html>
<html>
    <head>
        <  charset=\"UTF-8\">
        < >全选和全不选以及反选</ >
        < >
            window.  = function() {
                var checkedAll = document.getElementById(\"checkedAll\");
                var checkedOne = document.getElementsByName(\"checkedOne\");
                //全选和全不选事件
                checkedAll.  = function() {
                    if(checkedAll.checked == true){
                        for(var i = 0;i<checkedOne.length;i++) {
                            checkedOne[i].checked = true;
                        }
                    }else {
                        for(var i = 0;i<checkedOne.length;i++) {
                            checkedOne[i].checked = false;
                        }
                    }
                }
                //反选事件
                document.getElementById(\"reSelect\").  = function() {
                    for(var i =0;i<checkedOne.length;i++) {
                        checkedOne[i].checked = !checkedOne[i].checked;
                    }
                }
            }
        </ >
    </head>
    <body>
        <table id=\"tbl\" border=\"1\" border-collapse=\"collapse\" align=\"center\" cellspacing=\"0\" cellpadding=\"5\" width=\"400\" height=\"20\">
            <thead>
                <tr>
                    <th><input type = \"checkbox\" id=\"checkedAll\">全选</input></th>
                    <th>编号</th><th>姓名</th><th>年龄</th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td><input type=\"checkbox\" name=\"checkedOne\"/></td>
                    <td>1</td><td>张三</td><td>12</td>
                </tr>
                <tr>
                    <td><input type=\"checkbox\" name=\"checkedOne\"/></td>
                    <td>2</td><td>李四</td><td>22</td>
                </tr>
                <tr>
                    <td><input type=\"checkbox\" name=\"checkedOne\" /></td>
                    <td>3</td><td>王五</td><td>13</td>
                </tr>
                <tr>
                    <td><input type=\"checkbox\" name=\"checkedOne\"/></td>
                    <td>4</td><td>马六</td><td>14</td>
                </tr>
                <tr>
                    <td><input type=\"checkbox\" name=\"checkedOne\"/></td>
                    <td>5</td><td>伍六七</td><td>17</td>
                </tr>
                <tr>
                    <td><input type=\"checkbox\" name=\"checkedOne\"/></td>
                    <td>6</td><td>梅花十三</td><td>17</td>
                </tr>
                <tr>
                    <td colspan=4><input type=\"button\" value=\"反选\" id=\"reSelect\" /></td>
                </tr>
            </tbody>
        </table>
    </body>
</html>
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