如果我的[[javascript代码复制到另一个站点,我想显示一个alert
框。
<script>
var ref = document.referrer
if(ref !== "https://yourdomain.com"){
alert(ref);
}
// or you can do this
var host = window.location.hostname
if(host !== "yourdomain.com"){
alert(host);
}
</script>