[JavaScript] 纯文本查看 复制代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
table{
border: 1px solid;
margin: auto;
width: 500px;
}
td,th{
text-align: center;
border: 1px solid;
}
div{
text-align: center;
margin: 50px;
}
</style>
</head>
<body>
<div>
<input type="text" id="id" placeholder="请输入编号">
<input type="text" id="name" placeholder="请输入姓名">
<input type="text" id="gender" placeholder="请输入性别">
<input type="button" value="添加" id="btn_add">
</div>
<table>
<caption>学生信息表</caption>
<tr>
<th>编号</th>
<th>姓名</th>
<th>性别</th>
<th>操作</th>
</tr>
<tr>
<td>1</td>
<td>令狐冲</td>
<td>男</td>
<td><a href="javascript:void(0);">删除</a></td>
</tr>
<tr>
<td>2</td>
<td>任我行</td>
<td>男</td>
<td><a href="javascript:void(0);">删除</a></td>
</tr>
<tr>
<td>3</td>
<td>岳不群</td>
<td>女</td>
<td><a href="javascript:void(0);" >删除</a></td>
</tr>
</table>
<script>
var add = document.getElementById("btn_add");
add.onclick=function () {
var id = document.getElementById("id").value;
var name = document.getElementById("name").value;
var gender = document.getElementById("gender").value;
var table = document.getElementsByTagName("table")[0];
// table.innerHTML += "<tr>\n" +
// " <td>"+id+"</td>\n" +
// " <td>"+name+"</td>\n" +
// " <td>"+gender+"</td>\n" +
// " <td><a href=\"javascript:void(0);\" onclick=\"delTr(this);\" >删除</a></td>\n" +
// " </tr>";
table.innerHTML+="<tr>\n"+
"<td>"+"id"+"</td>\n"+
"<td>"+"name"+"</td>\n"+
"<td>"+"gender"+"</td>\n"+
"<td><a href='#' onclick='delTr(this)' ></a>"+"删除"+"</td>\n";
"</tr>";
}
function delTr(obj){
var table = obj.parentNode.parentNode.parentNode;
var tr = obj.parentNode.parentNode;
table.removeChild(tr);
}
</script>
</body>
</html>