javascript实现增删改

最新推荐文章于 2020-08-09 15:28:22 发布

原创最新推荐文章于 2020-08-09 15:28:22 发布 · 882 阅读

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CC 4.0 BY-SA版权

文章标签：

#javascript #function #email #border #input #html

本文展示了一个用户管理界面的设计方案，包括用户信息的展示、添加及修改等操作流程，并详细解释了如何通过JavaScript实现这些功能。

Code:

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>addUser.html</title>
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="this is my page">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<script type="text/javascript" src="../js/wpCalendar.js">
</script>
</head>
<body>
<div align="center">
<h1>
显示有的用户界面
</h1>
<div style="border: 1px red solid;margin-bottom: 100px; padding: 10px 10%">
<table border="1px" cellpadding="0" cellspacing="0" id="tusers">
<thead>
<tr>
<th>
<input type="checkbox" name="chbk" id="chbk1"/>
</th>
<th>
名称
</th>
<th>
性别
</th>
<th>
邮箱
</th>
<th>
出生日期
</th>
<th>
操作
</th>
</tr>
</thead>
<tbody id="users">
</tbody>
</table>
</div>
<div style="border: 1px blue solid;">
<form>
<table id="divs">
<tbody id="addUsers">
<tr>
<td>
用户名:
</td>
<td>
<input type="text" name="name" id="name" />
</td>
</tr>
<tr>
<td>
性别:
</td>
<td>
<select id="sex">
<option value="男">
男
</option>
<option value="女">
女
</option>
</select>
</td>
</tr>
<tr>
<td>
邮箱:
</td>
<td>
<input type="text" name="email" id="email" />
</td>
</tr>
<tr>
<td>
出生日期:
</td>
<td>
<input type="text" id="bir" name="bir" />
<input type=button value="点击看我"
onclick="showCalendar(this,document.all.bir)">
</td>
</tr>
<tr id="addu">
<td colspan="2">
<input type="button" value="添加" onclick="addUser()" id="add"/>
</td>
</tr>
<tr id="addu1">
<td colspan="2">
<input type="button" value="修改" id="upduser"/>
</td>
</tr>
</tbody>
</table>
</form>
</div>
</div>
</body>
</html>
<script>
window.onload = function (){
document.getElementById("addu1").style.display="none";
}
function addUser(){
var name = document.getElementById("name").value;
var sex = document.getElementById("sex").value;
var email = document.getElementById("email").value;
var bir = document.getElementById("bir").value;
//获取表格节点对象
var tusers = document.getElementById("tusers");
//创建行
var tr1 = document.createElement("tr");
var cbk = document.createElement("td");
var tname = document.createElement("td");
var tsex = document.createElement("td");
var temail = document.createElement("td");
var tbir = document.createElement("td");
var toper = document.createElement("td");
var cbk1 = document.createElement("input");
cbk1.setAttribute("type","checkbox");
cbk1.setAttribute("name","chbk");
cbk.appendChild(cbk1);
tname.appendChild(document.createTextNode(name));
tsex.appendChild(document.createTextNode(sex));
temail.appendChild(document.createTextNode(email));
tbir.appendChild(document.createTextNode(bir));
var adelete = document.createElement("a");
var aupdate = document.createElement("a");
adelete.setAttribute("href","#");
aupdate.setAttribute("href","#");
adelete.appendChild(document.createTextNode("删除 |"));
aupdate.appendChild(document.createTextNode("修改"));
toper.appendChild(adelete);
toper.appendChild(aupdate)
//往行中添加
tr1.appendChild(cbk);
tr1.appendChild(tname);
tr1.appendChild(tsex);
tr1.appendChild(temail);
tr1.appendChild(tbir);
tr1.appendChild(toper);
var users = document.getElementById("users");
users.appendChild(tr1);
tusers.appendChild(users);
//删除操作
adelete.onclick = function(){
users.removeChild(adelete.parentNode.parentNode);
}
//修改操作
aupdate.onclick = function(){
document.getElementById("addu").style.display="none";
document.getElementById("addu1").style.display="block";
var utr = aupdate.parentNode.parentNode;
var utrutrs= utr.childNodes;
document.getElementById("name").value=utrs[1].innerHTML;
document.getElementById("sex").value=utrs[2].innerHTML;
document.getElementById("email").value=utrs[3].innerHTML;
document.getElementById("bir").value=utrs[4].innerHTML;
var upUser = document.getElementById("upduser");
upUser.onclick = function(){
utr.childNodes[1].innerHTML = document.getElementById("name").value;
utr.childNodes[2].innerHTML = document.getElementById("sex").value;
utr.childNodes[3].innerHTML = document.getElementById("email").value
utr.childNodes[4].innerHTML = document.getElementById("bir").value
document.getElementById("addu1").style.display="none";
document.getElementById("addu").style.display="block";
}
}
}
</script>