如何查明弹跳率

luck

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常听说这个词，我也想看看自己网站的弹跳率，如何查明。是这个单词bounce rates
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akzovk

简单一点的办法，加统计工具。

iyahoo

http://clicky.com/  国外付费统计 免费每天可统计3000PV  里面有跳出率  Bounce rate

河小玛

1. 
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2. function cnzz_hf(str) {
   
3.     var b = 37851; var a = 63689; var h = 0; var i = 0;
   
4.     for (i = 0; i < str.length; i++) {
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5.         var tp = h + (a * (str.charAt(i).charCodeAt())) >> 2; if (tp) { h = tp; a += b; }
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6.     }
   
7.     return h + '';
   
8. }
   
9. function gv_cnzz(of) {
   
10.     var es = document.cookie.indexOf(";", of);
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11.     if (es == -1) es = document.cookie.length;
    
12.     return unescape(document.cookie.substring(of, es));
    
13. }
    
14. function gc_cnzz(n) {
    
15.     var arg = n + "=";
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16.     var alen = arg.length;
    
17.     var clen = document.cookie.length;
    
18.     var i = 0;
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19.     while (i < clen) {
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20.         var j = i + alen;
    
21.         if (document.cookie.substring(i, j) == arg) return gv_cnzz(j);
    
22.         i = document.cookie.indexOf(" ", i) + 1;
    
23.         if (i == 0) break;
    
24.     }
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25.     return -1;
    
26. }
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27. var ed = new Date();
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28. var now = parseInt(ed.getTime());
    
29. var data = '&r=' + escape(document.referrer.substr(0, 512)) + '&lg=' + escape(navigator.systemLanguage) + '&ntime=0.58106800 1250741268';
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30. var cnzz_a = gc_cnzz("cnzz_a1562522");
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31. if (cnzz_a != -1) cnzz_a = parseInt(cnzz_a) + 1;
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32. else cnzz_a = 0;
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33. var rt = parseInt(gc_cnzz("rtime"));
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34. var lt = parseInt(gc_cnzz("ltime"));
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35. var st = parseInt((now - lt) / 1000);
    
36. var sin = gc_cnzz("sin1562522");
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37. if (sin == -1) sin = 'none';
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38. if (document.referrer.split('/')[2] != document.domain) sin = document.referrer;
    
39. var h = cnzz_hf(document.location.href);
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40. var vw = gc_cnzz("vw1562522");
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41. var res = 0;
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42. if (vw != -1 && vw.length < 1024) { if (vw.indexOf(':' + h + ':') > -1) { res = 1; } else { vw += h + ':' } } else { vw = ':' + h + ':'; }
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43. var eid = gc_cnzz("cnzz_eid");
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44. if (eid == -1) eid = Math.floor(Math.random() * 100000000) + "-" + 1250741268 + "-" + document.referrer.substr(0, 64);
    
45. if (lt < 1000000) { rt = 0; lt = 0; }
    
46. if (rt < 1) rt = 0;
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47. if (((now - lt) > 500 * 86400) && (lt > 0)) rt++;
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48. data = data + '&repeatip=' + cnzz_a + '&rtime=' + rt + '&cnzz_eid=' + escape(eid) + '&showp=' + escape(screen.width + 'x' + screen.height) + '&st=' + st + '&sin=' + escape(sin.substr(0, 512)) + '&res=' + escape(res);
    
49. document.write('<a  target=_blank title="站长统计">站长统计</a>');
    
50. document.write('<img src="stat.aspx?id=1562522' + data + '" border=0 width=0 height=0>');
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51. 
    
52. 
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53. var et = (86400 - ed.getHours() * 3600 - ed.getMinutes() * 60 - ed.getSeconds());
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54. ed.setTime(now + 1000 * (et - ed.getTimezoneOffset() * 60));
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55. document.cookie = "cnzz_a1562522=" + cnzz_a + ";expires=" + ed.toGMTString() + "; path=/";
    
56. document.cookie = "vw1562522=" + escape(vw) + ";expires=" + ed.toGMTString() + ";path=/";
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57. document.cookie = "sin1562522=" + escape(sin) + ";expires=" + ed.toGMTString() + ";path=/";
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58. ed.setTime(now + 1000 * 86400 * 182);
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59. document.cookie = "rtime=" + rt + ";expires=" + ed.toGMTString() + ";path=/";
    
60. document.cookie = "ltime=" + now + ";expires=" + ed.toGMTString() + ";path=/";
    
61. document.cookie = "cnzz_eid=" + escape(eid) + ";expires=" + ed.toGMTString() + ";path=/";

复制代码

一种方法是写入cookies，当页面跳出的时候，记录时间。如上面cnzz的统计就是用这样的代码，还有一种就是利用js里面的onload和onunload函数，然后ajax入库。