我需要一个计数器来整合我的HTML代码,当访问者访问我的网页时,它从1数到3。
例如,如果第一个访问者访问我的页面,它计数为1,那么下一个访问者访问该页面,它计数为2,第三个访问者计数为3,那么第四个访问者再次从1开始,依此类推。
发布于 2015-07-25 06:27:15
您可以使用cookie并简单地更新在用户刷新时检测到的cookie计数,或者使用计时器。一旦你有了cookie,你也可以做不同的事情。您还可以利用本地存储。
检出- http://samy.pl/evercookie/
<script type="text/javascript" src="evercookie.js"></script>
<script>
var ec = new evercookie();
// set a cookie "id" to "12345"
// usage: ec.set(key, value)
ec.set("id", "12345");
// retrieve a cookie called "id" (simply)
ec.get("id", function(value) { alert("Cookie value is " + value) });
// or use a more advanced callback function for getting our cookie
// the cookie value is the first param
// an object containing the different storage methods
// and returned cookie values is the second parameter
function getCookie(best_candidate, all_candidates)
{
alert("The retrieved cookie is: " + best_candidate + "\n" +
"You can see what each storage mechanism returned " +
"by looping through the all_candidates object.");
for (var item in all_candidates)
document.write("Storage mechanism " + item +
" returned: " + all_candidates[item] + "<br>");
}
ec.get("id", getCookie);
// we look for "candidates" based off the number of "cookies" that
// come back matching since it's possible for mismatching cookies.
// the best candidate is most likely the correct one
</script>
发布于 2015-07-25 05:48:21
正如评论中所指出的,如果你只是在寻找某种方法来以相同的概率加载随机页面,而不需要更复杂的服务器端代码,你可以这样做:
<script type="text/javascript">
window.onload = function() {
var numberOfPages = 3;
var num = Math.round(Math.random() * numberOfPages);
window.location.href = "/" + num + ".html";
};
</script>
当然,然后您将拥有页面0.html
、1.html
和2.html
。这将以相等的概率随机加载这三个页面中的一个。它还可以扩展到任意多个页面,只需添加更多页面并增加numberOfPages
变量即可。如果您将此脚本放入站点的索引中,这应该是可行的--页面的其余部分可以是空的。
https://stackoverflow.com/questions/31610985
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