使用ajax的方法 按钮点击后调用后台php的方法, 然后清除session的内容
给你个超简单的ajax调用框架, 不过javascript需要jquery支持
<?php
//ajax procedure
function clearSession()
{
$_SESSION['history'] = '';
return "Clear it!" ;
}
header("Content-type: text/html; charset=gb2312");
header("Cache-Control: no-cache");
//ajax dispatcher
if ($_GET['function'])
{
switch ($_GET['function'])
{
case "宽基灶clear_session":
echo clear_session();
break;
}
die();
}
?>
<!DOCTYPE >
<html>
<head>
<script type="text/javascript" src="js/jquery.js">
var callbackClear = function () {
$.get(
"index_test.php", //指向自己
慎扮 {
锋塌 "function": "clear_session"
},
function (data) {
alert(data);
});
};
$("#clear").click(callbackClear);
</script>
</head>
<body>
<input type="button" id="clear" class="invoice_anniu" value="清除session" />
</body>
</html>