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<!DOCTYPE html>
<html lang="en">
<head>
<meta http-equiv="content-type" content="text/html;charset=utf-8">
<script language="javascript" type="text/javascript" src="../js/jquery-3.3.1.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("#form-content").on("click",".addtable",function(){
var html = "<table id='detail' border='1' style='margin-bottom:10px'>";
html += "<tr><td><input type='button' name='addtr' class='addtr' value='增加tr'></td>";
html += "<td>内容</td></tr>";
html += "</table>";
$("#form-content").append(html);
$("#detail").on("click",".addtr",function(){
var html = "<tr>";
html += "<td><button type='button' clase='deltr'>删除此项</button></td>";
html += "<td><input type='text' name='data' id='data' class='data'></td>";
html += "</tr>";
$("#detail").append(html);
})
})
$("#detail").on("click",".addtr",function(){
var html = "<tr>";
html += "<td><button type='button' clase='deltr'>删除此项</button></td>";
html += "<td><input type='text' name='data' id='data' class='data'></td>";
html += "</tr>";
$("#detail").append(html);
})
$("#detail").on("blur",".data",function(){
alert("haha");
})
})
</script>
</head>
<body>
<div class="main-content">
<form action="xx.php" method="post" name="mainform">
<div id="form-content">
<input type="button" name="addtable" class="addtable" value="增加table">
<table id="detail" border="1" style="margin-bottom:10px">
<tr><td><input type="button" name="addtr" class="addtr" value="增加tr"></td><td>内容</td></tr>
</table>
</div>
<div><input type="submit" name="sub" value="保存" /></div>
</form>
</div>
</body>
</html>