<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>添加删除记录练习</title>
<link rel="stylesheet" type="text/css" href="ex_2_style/css.css" />
<script type="text/javascript">
</script>
</head>
<body>
<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@sohu.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 class="inp">
<input type="text" name="empName" id="empName" />
</td>
</tr>
<tr>
<td class="word">email: </td>
<td class="inp">
<input type="text" name="email" id="email" />
</td>
</tr>
<tr>
<td class="word">salary: </td>
<td class="inp">
<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>
</div>
<script>
function delA() {
var tr = this.parentNode.parentNode;
var name = tr.children[0].innerHTML;
var flag = confirm("确认删除" + name + "吗?");
if (flag) {
tr.parentNode.removeChild(tr);
}
return false;
};
window.onload = function () {
//获取所有额超链接
var allA = document.getElementsByTagName("a");
//为每个超链接都绑定一个单击响应函数
for (var i = 0; i < allA.length; i++) {
allA[i].onclick = delA;
}
var addEmpButton = document.getElementById('addEmpButton')
addEmpButton.onclick = function () {
var empName = document.getElementById('empName').value
var email = document.getElementById('email').value
var salary = document.getElementById('salary').value
var tr = document.createElement('tr')
tr.innerHTML = "<td>" + empName + "</td>" +
"<td>" + email + "</td>" +
"<td>" + salary + "</td>" +
"<td><a href='deleteEmp?id=003'>Delete</a></td>"
var employeeTable = document.getElementById('employeeTable')
employeeTable.appendChild(tr)
//获取刚刚添加的a元素，并为其绑定单击响应函数
var a = tr.getElementsByTagName("a")[0];
a.onclick = delA;
//获取table
var employeeTable = document.getElementById("employeeTable");
//获取employeeTable中的tbody
var tbody = employeeTable.getElementsByTagName("tbody")[0];
//将tr添加到tbodye中
tbody.appendChild(tr);
}
}
</script>
</body>
</html>
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