我有一个在javascript和php上有"walkin“时钟的脚本(我需要服务器端的时间--这很重要),但它是停止的,直到刷新页面才开始计数。我做错了什么,请帮帮我。谢谢。
<?php $Hour = date("H");
$Minute = date("i");
$Second = date("s");
$Day = date("d");
$Month = date("m"); ?>
<script type="text/javascript">
function clock() {
var d = new Date();
var month_num = d.getMonth();
var day = d.getDate();
var hours = <?php echo $Hour;?>;
var minutes = <?php echo $Minute;?>;
var seconds = <?php echo $Second?>;
month=new Array("января", "февраля", "марта", "апреля", "мая", "июня", "июля", "августа", "сентября", "октября", "ноября", "декабря");
if (day <= 9) day = "0" + day;
if (hours <= 9) hours = "0" + hours;
if (minutes <= 9) minutes = "0" + minutes;
if (seconds <= 9) seconds = "0" + seconds;
date_time = "Today - " + day + " " + month[month_num] + " " + d.getFullYear() + " y. Now - "+ hours + ":" + minutes + ":" + seconds;
if (document.layers) {
document.layers.doc_time.document.write(date_time);
document.layers.doc_time.document.close();
} else document.getElementById("doc_time").innerHTML = date_time;
setTimeout("clock()", 1000);}
</script>
<span id="doc_time">Date & time</span>
<script type="text/javascript">clock();</script>
发布于 2018-09-10 07:08:22
php代码在页面加载时运行一次,因此在每次调用clock()函数时,小时、分钟和秒始终保持不变。
如果你真的需要做这样的事情,你必须使用AJAX每秒请求一个php脚本来从服务器获取当前时间,但要记住,这些请求会有延迟,如果多个用户同时打开页面,也会给服务器带来巨大的负载。
https://stackoverflow.com/questions/52249232
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