JavaScript的增删节 _JavaScript

JavaScript的增删改

javascript的增删改，效果图如下：

代码如下：
<!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> 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 id="addForm">
      <table>
        <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>
          <td colspan="2"><input type="button" value="添加" onClick="addUser1()" />
            <input type="button" value="修改" id="updateUser" /></td>
        </tr>
      </table>
    </form>
</div>
</div>
</body>
</html>
<script>
     window.onload = function (){
     // addPage();
     }

var page = null;
var users = document.getElementById("users");
var tusers = document.getElementById("tusers");

     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");



        // cbk.appendChild(document.createTextNode("<input type='checkbox' name='cbk'/>"));
         tname.appendChild(document.createTextNode(name));
         tsex.appendChild(document.createTextNode(sex));
         temail.appendChild(document.createTextNode(email));
         tbir.appendChild(document.createTextNode(bir));
var aETxt = document.createElement("a");
aETxt.setAttribute("href","#");
aETxt.appendChild(document.createTextNode("编辑|"));
//---
var aDTxt = document.createElement("a");
aDTxt.setAttribute("href","#");
aDTxt.appendChild(document.createTextNode("删除"));
         toper.appendChild(aETxt);
toper.appendChild(aDTxt);
       aETxt.onclick = function(){
var tr1 = aETxt.parentNode.parentNode;
var arr = tr1.childNodes;
document.getElementById("name").value=arr[0].childNodes[0].nodeValue;
          document.getElementById("sex").value=arr[1].childNodes[0].nodeValue;
          document.getElementById("email").value=arr[2].childNodes[0].nodeValue;
         document.getElementById("bir").value=arr[3].childNodes[0].nodeValue;
var updateUser = document.getElementById("updateUser");
updateUser.onclick = function (){
users.replaceChild(addUser(),tr1);
}
}
aDTxt.onclick = function(){
aDTxt.parentNode.parentNode.parentNode.removeChild(aDTxt.parentNode.parentNode);
}

        //往行中添加
        tr1.appendChild(tname);
        tr1.appendChild(tsex);
        tr1.appendChild(temail);
        tr1.appendChild(tbir);
        tr1.appendChild(toper);

return tr1;

     }
function addUser1(){
     var myForm = document.getElementById("addForm");
     for(var i=0;i<myForm.length-3;i++){
if(i !=1){
     var items = myForm.elements[i];
     if(items.value.length==0){
     alert("请正确输入！");
return false;
     }else{
users.appendChild(addUser());
     tusers.appendChild(users);
return true;
}
}
     }
}
</script>
如有问题，欢迎留言！