<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<script src="js/jquery-3.2.1.min.js"></script>
<script type="text/javascript">
//页面打开之后
$(function(){
if(localStorage.getItem("k_con")!=null){
"k_con",$("#dCon").html(localStorage.getItem("k_con"));
}
});
function PostCon(){
var sCon=$("#trCon").val();
$("#dCon").append("<div>"+sCon+"</div>");
localStorage.setItem("k_con",$("#dCon").html());
}
function Clear(){
$("dCon").html("");
localStorage.clear();
}
</script>
</head>
<body>
<div><textarea id="trCon" rows="10" cols="30"></textarea></div>
<div><input type="button" value="发表" onclick="PostCon();">
<input type="button" value="清除" onclick="Clear();"/></div>
<div id="dCon"></div>
</body>
</html>