javascript表单注册批量删除单选复选全选

来源：互联网发布：淘宝店铺认证复核在哪编辑：程序博客网时间：2024/04/20 23:46

<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style> td { text-align: center; } </style> <script src="../js/jquery-1.11.0.js"></script> <script> $(function() { var arr = [ ["东城","西城","崇文","宣武","朝阳","丰台","石景山","海淀","门头沟","房山","通州","顺义","昌平","大兴","平谷","怀柔","密云","延庆" ] , ["黄浦","卢湾","徐汇","长宁","静安","普陀","闸北","虹口","杨浦","闵行","宝山","嘉定","浦东","金山","松江","青浦","南汇","奉贤","崇明"] , ["和平","东丽","河东","西青","河西","津南","南开","北辰","河北","武清","红挢","塘沽","汉沽","大港","宁河","静海","宝坻","蓟县" ] , ["万州","涪陵","渝中","大渡口","江北","沙坪坝","九龙坡","南岸","北碚","万盛","双挢","渝北","巴南","黔江","长寿","綦江","潼南","铜梁","大足","荣昌","壁山","梁平","城口","丰都","垫江","武隆","忠县","开县","云阳","奉节","巫山","巫溪","石柱","秀山","酉阳","彭水","江津","合川","永川"] ]; var flag1 = false; var flag2 = false; var flag3 = false; var flag4 = false; //获取元素 var $name = $("#name"); var $pwd = $("#pwd"); var $age = $("#age"); var $city = $("#city"); $name.blur(function() { if($name.val() == "") { alert("请输入用户名"); flag1 = false; } else { flag1 = true; } }); $pwd.blur(function() { var $pl = $pwd.val().length; if($pl > 4 && $pl < 16) { flag2 = true; } else { alert("长度在4-16位之间"); flag2 = false; } }); $age.blur(function() { if($age.val() < 1 || $age.val() > 300) { alert("请输入正确的年龄"); flag3 = false; } else { flag3 = true; } }); $city.change(function(){ $("#city2 option").remove(); var ind = $(this).val(); alert(ind); for(c in arr[ind]){ var $c2 = $("#city2"); var cs = $("<option>"+arr[ind][c]+"</option>"); $c2.append(cs); } }); //提交按钮点击事件 $("#tj").click(function() { if(flag1 && flag2 && flag3){ var $nameV = $("#name").val(); var $pwdV = $("#pwd").val(); var $ageV = $("#age").val(); var $sexV = $("input[name='sex']:checked").val(); var $cityV = $("#city option:selected").html(); var $city2V = $("#city2 option:selected").html(); var $data = $("#data"); var $a = $("<tr><td><input type='checkbox'></td><td>"+$nameV+"</td><td>"+$pwdV+"</td><td>"+$ageV+"</td><td>"+$sexV+"</td><td>"+$cityV+"-"+$city2V+"</td></tr>"); $data.append($a); }else{ alert("请按要求输入信息"); } }); }); </script>  <script> //页面加载完成 $(function(){ //选中全选 $("#all").click(function(){ //判断状态 var fl = $(this).prop("checked"); if(fl){ //全选 var $ch = $(":checkbox"); $ch.each(function(index, element) { $ch[index].checked=true; }); }else{ //全不选 var $ch = $(":checkbox"); $ch.each(function(index, element) { $ch[index].checked=false; }); } }); //批量删除，点击删除，删除选中的元素 $("#del").click(function(){ //data表格下有是checked且没有id属性的都删除 $("#data :checked").not("[id]").parent().parent().remove(); //移除所有被选中的input元素 }) }); </script> </head> <body> <center> <h2>用户注册</h2> <table border="1px" cellpadding="10px"cellspacing="0px"> <tr> <td>用户名</td> <td><input type="text" placeholder="用户名不能为空"id="name" /></td> </tr> </tr> <td>密　码</td> <td><input type="password" placeholder="长度在4-16位之间" id="pwd" /></td> </tr> </tr> <td>年　龄</td> <td><input type="number" placeholder="年龄必须是数字"id="age" /></td> </tr> </tr> <td>性　别</td> <td><input type="radio" value="男"name="sex" checked="checked"/>男 <input type="radio" value="女"name="sex" />女</td> </tr> <tr> <td>住　址</td> <td>省 <select id="city"> <option value=0>北京</option> <option value=1>上海</option> <option value=2>天津</option> <option value=3>重庆</option> </select> 市 <select id="city2"> <option>东城区</option> </section> </td> </tr> <tr> <td colspan="2"><button id="tj">提交</button></td> </tr> </table> <button id="del">批量删除</button> <table border="1px" cellpadding="10px"cellspacing="0px" id="data"> <tr> <td><input type="checkbox" id="all"></td> <td>用户名</td> <td>密　码</td> <td>年　龄</td> <td>性　别</td> <td>住　址</td> </tr> </table> </center> </body> </html>

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