jQuery倒计时组件(jquery.downCount.js)

//html<span class="days">00</span><span class="hours">00</span>:<span class="minutes">00</span>:<span class="seconds">00</span>

<script src="js/jquery.downCount.js"></script><script type="text/javascript">// 倒计时 ???????????openCountdown: function() { ???????????????var that = this; ???????????????var timestamp = Date.parse(new Date())/1000;//js获取当前时间转换成时间戳 ???????????????var time = timestamp +0+ that.allow_time;//that.allow_time为计时时间 ???????????????var newtime = that.formatDateTime(time*1000);//通过方法把时间戳转换为所需格式：‘月/日/年 时:分:秒‘ ???????????????$(‘.countdown‘).downCount({ ???????????????????date: newtime, //‘12/27/2025 00:00:00‘ ???????????????????offset:8//时区东8区 ???????????????}, function() { ???????????????????alert(‘倒计时结束!‘); ???????????????}); ???????????}, ???????????// 将时间戳转换为指定格式的时间 ???????????formatDateTime: function(inputTime) { ???????????????var date = new Date(inputTime); ???????????????var y = date.getFullYear(); ???????????????var m = date.getMonth() + 1; ???????????????m = m < 10 ? (‘0‘ + m) : m; ???????????????var d = date.getDate(); ???????????????d = d < 10 ? (‘0‘ + d) : d; ???????????????var h = date.getHours(); ???????????????h = h < 10 ? (‘0‘ + h) : h; ???????????????var minute = date.getMinutes(); ???????????????var second = date.getSeconds(); ???????????????minute = minute < 10 ? (‘0‘ + minute) : minute; ???????????????second = second < 10 ? (‘0‘ + second) : second; ???????????????// console.log(m + ‘/‘ + d + ‘/‘ + y + ‘ ‘ + h + ‘:‘ + minute + ‘:‘ + second) ???????????????return m + ‘/‘ + d + ‘/‘ + y + ‘ ‘ + h + ‘:‘ + minute + ‘:‘ + second;//所需要的格式可自由拼接 ???????????},</script>

//jquery.downCount.js(function($){$.fn.downCount=function(options,callback){var settings=$.extend({date:null,offset:null},options);if(!settings.date){$.error(‘Date is not defined.‘);}if(!Date.parse(settings.date)){$.error(‘Incorrect date format, it should look like this, 12/24/2012 12:00:00.‘);}var container=this;var currentDate=function(){var date=new Date();var utc=date.getTime()+(date.getTimezoneOffset()*60000);var new_date=new Date(utc+(3600000*settings.offset))return new_date;};function countdown(){var target_date=new Date(settings.date),current_date=currentDate();var difference=target_date-current_date;if(difference<0){clearInterval(interval);if(callback&&typeof callback===‘function‘)callback();return;}var _second=1000,_minute=_second*60,_hour=_minute*60,_day=_hour*24;var days=Math.floor(difference/_day),hours=Math.floor((difference%_day)/_hour),minutes=Math.floor((difference%_hour)/_minute),seconds=Math.floor((difference%_minute)/_second);days=(String(days).length>=2)?days:‘0‘+days;hours=(String(hours).length>=2)?hours:‘0‘+hours;minutes=(String(minutes).length>=2)?minutes:‘0‘+minutes;seconds=(String(seconds).length>=2)?seconds:‘0‘+seconds;var ref_days=(days===1)?‘day‘:‘days‘,ref_hours=(hours===1)?‘hour‘:‘hours‘,ref_minutes=(minutes===1)?‘minute‘:‘minutes‘,ref_seconds=(seconds===1)?‘second‘:‘seconds‘;container.find(‘.days‘).text(days);container.find(‘.hours‘).text(hours);container.find(‘.minutes‘).text(minutes);container.find(‘.seconds‘).text(seconds);container.find(‘.days_ref‘).text(ref_days);container.find(‘.hours_ref‘).text(ref_hours);container.find(‘.minutes_ref‘).text(ref_minutes);container.find(‘.seconds_ref‘).text(ref_seconds);};var interval=setInterval(countdown,1000);};})(jQuery);