【防止frame嵌套】
if (top.location != self.location) {
top.location = self.location;
}
var str = document.URL;
str = str.toLowerCase();
js如何判斷是否在iframe中及防止網頁被別站用 iframe嵌套
【設定網頁為no-cache】
response.setHeader(“pragma”, “no-cache”);
response.setHeader(“cache-control”, “no-cache”);
response.setDateHeader(“expires”, 0);