Maison > Article > développement back-end > 倒计时相关函数 php
<script type="text/javascript" language="javascript">function datetime_to_unix(datetime){ var tmp_datetime = datetime.replace(/:/g,'-'); tmp_datetime = tmp_datetime.replace(/ /g,'-'); var arr = tmp_datetime.split("-"); var now = new Date(Date.UTC(arr[0],arr[1]-1,arr[2],arr[3]-8,arr[4],arr[5])); return parseInt(now.getTime()/1000);}setTimeout("count_down()",1000);//设置每一秒调用一次倒计时函数//根据天,时,分,秒的ID找到相对应的元素var time_day = document.getElementById("times_day");var time_hour = document.getElementById("times_hour");var time_minute = document.getElementById("times_minute");var time_second = document.getElementById("second");var time_end = datetime_to_unix("<?php echo date('Y-m-d H:i:s',$product['stop']);?>")*1000; // 设定活动结束结束时间 1410793200000 var time_start = datetime_to_unix("<?php echo date('Y-m-d H:i:s',$product['start']);?>")*1000; // 设定活动结束结束时间 1409545430000 //定义倒计时函数function count_down(){ var time_now = new Date(); // 获取当前时间 time_now = time_now.getTime();// 获取当前时间戳 var time_distance = time_end - time_now; // 时间差:活动结束时间减去当前时间 var time_startd=time_start - time_now; // 时间差:活动开始时间减去当前时间 var int_day, int_hour, int_minute, int_second; if(time_startd>0){ int_day = Math.floor(time_startd/86400000) time_startd -= int_day * 86400000; // 相减的差数换算成小时 int_hour = Math.floor(time_startd/3600000) time_startd -= int_hour * 3600000; // 相减的差数换算成分钟 int_minute = Math.floor(time_startd/60000) time_startd -= int_minute * 60000; // 相减的差数换算成秒数 int_second = Math.floor(time_startd/1000) // 判断小时小于10时,前面加0进行占位 if(int_hour < 10) int_hour = "0" + int_hour; // 判断分钟小于10时,前面加0进行占位 if(int_minute < 10) int_minute = "0" + int_minute; // 判断秒数小于10时,前面加0进行占位 if(int_second < 10) int_second = "0" + int_second; var timea = document.getElementById("timea"); timea.innerHTML='开始时间:<label id="times_day">'+int_day+'天<label id="times_hour">'+int_hour+'时<label id="times_minute">'+int_minute+'分<label id="second">'+int_second+'秒'; setTimeout("count_down()",1000); }else{ if(time_distance >= 0){ // 相减的差数换算成天数 int_day = Math.floor(time_distance/86400000) time_distance -= int_day * 86400000; // 相减的差数换算成小时 int_hour = Math.floor(time_distance/3600000) time_distance -= int_hour * 3600000; // 相减的差数换算成分钟 int_minute = Math.floor(time_distance/60000) time_distance -= int_minute * 60000; // 相减的差数换算成秒数 int_second = Math.floor(time_distance/1000) // 判断小时小于10时,前面加0进行占位 if(int_hour < 10) int_hour = "0" + int_hour; // 判断分钟小于10时,前面加0进行占位 if(int_minute < 10) int_minute = "0" + int_minute; // 判断秒数小于10时,前面加0进行占位 if(int_second < 10) int_second = "0" + int_second; // 显示倒计时效果 time_day.innerHTML = int_day; time_hour.innerHTML = int_hour; time_minute.innerHTML = int_minute; time_second.innerHTML = int_second; setTimeout("count_down()",1000); }else{ var timea = document.getElementById("timea"); timea.innerHTML='<font size="3px">剩余时间:申请时间已过'; } }} </script>