JavaScript menghitung masa tinggal pengguna untuk membuka halaman web

复制代码代码如下:

<Bahasa skrip = "javascript">

<!-

var ap_name = navigator.appname;

var ap_vinfo = navigator.appversion;

var ap_ver = parsefloat (ap_vinfo.substring (0, ap_vinfo.indexof ('(')));

var time_start = new date ();

var clock_start = time_start.getTime ();

var dl_ok = false;

fungsi init ()

{

if (ap_name == "netscape" && ap_ver> = 3.0)

dl_ok = true;

Kembali Benar;

}

fungsi get_time_spent ()

{

var time_now = new date ();

return ((time_now.getTime () - clock_start)/1000);

}

function show_secs () // tunjukkan waktu yang dihabiskan pengguna di samping

{

var i_total_secs = math.round (get_time_spent ());

var i_secs_spent = i_total_secs % 60;

var i_mins_spent = math.round ((i_total_secs-30)/60);

var s_secs_spent = "" + ((i_secs_spent> 9)? i_secs_spent: "0" + i_secs_spent);

var s_mins_spent = "" + ((i_mins_spent> 9)? i_mins_spent: "0" + i_mins_spent);

document.fm0.time_spent.value = s_mins_spent + ":" + s_secs_spent;

window.setTimeout ('show_secs ()', 1000);

}

// ->

</script>