
在这里插入代码片
<table id="employeeTable">
<tr>
<th>Name</th>
<th>Email</th>
<th>Salary</th>
<th> </th>
</tr>
<tr>
<td>Tom</td>
<td>tom@tom.com</td>
<td>5000</td>
<td><a href="deleteEmp?id=001">Delete</a></td>
</tr>
<tr>
<td>Jerry</td>
<td>jerry@tom.com</td>
<td>8000</td>
<td><a href="deleteEmp?id=002">Delete</a></td>
</tr>
<tr>
<td>Bob</td>
<td>bob@tom.com</td>
<td>10000</td>
<td><a href="deleteEmp?id=003">Delete</a></td>
</tr>
</table>
<div id="formDiv">
<h4>添加新员工</h4>
<table>
<tr>
<td class="word">name:</td>
<td>
<input type="text" name="empName" id="empName">
</td>
</tr>
<tr>
<td class="word">Email:</td>
<td>
<input type="text" name="email" id="email">
</td>
</tr>
<tr>
<td class="word">Salary:</td>
<td>
<input type="text" name="salary" id="salary">
</td>
</tr>
<tr>
<td colspan="2" align="center">
<button id="addEmpButton" value="abc">
Submit
</button>
</td>
</tr>
</table>
在这里插入代码片
window.onload=function(){
/*
点击超链接以后,删除一个员工的信息
*/
//获取所有额外超链接
var allA=document.getElementsByTagName("a");
for( var i=0;i<allA.length;i++){
allA[i].onclick=function(){
var tr=this.parentNode.parentNode;
var name=tr.getElementsByTagName("td")[0].innerHtml;
//var name=tr.children[0].innerHtml;
var flag= confirm("确认删除"+name+"吗?");
if(flag){
tr.parentNode.removeChild(tr);
}
/*
点击超链接以后页面会跳转,,如果不想出现,
可以通过在响应函数的最后 return false来取消默认事件
*/
return false;
};
}
/*
点击按钮后添加到表格中
*/
var addEmpButton=document.getElementById("addEmpButton")
addEmpButton.onclick=function(){
var name=document.getElementById("empName").value;
var email=document.getElementById("email").value;
var salary=document.getElementById("salary").value;
var tr=document.createElement("tr")
var nameTd=document.createElement("td")
var emailTd=document.createElement("td")
var salsryTd=document.createElement("td")
var aTd=document.createElement("td")
var a=document.createElement("a");
var nameText=document.createTextNode(name)
var emailText=document.createTextNode(email)
var salaryText=document.createTextNode(salary)
var delText=document.createTextNode("Delete");
nameTd.appendChild(nameText);
emailTd.appendChild(emailText);
salaryTd.appendChild(salaryText);
a.appendChild(delText)
aTd.appendChild(a)
tr.appendChild(nameTd)
tr.appendChild(emailTd)
tr.appendChild(salaryTd)
tr.appendChild(aTd)
a.href="javascript:;";
var employeeTable=document.getElementById("employeeTable")
var tbody= employeeTable.getElementsByTagName("tbody")[0];
tbody.appendChild(tr)
}
}