<span style="font-weight: bold;font-size: 20px; " class="time-show"> <i class="time-houer" style="padding-right:5px">14</i>:<i class="time-minutes">43</i>:<i class="time-seconds">04</i> </span> //秒转化为时分秒的函数转化 function timetotime(seconds){ var time_obj={}; time_obj.hours=0; time_obj.minutes=0; time_obj.seconds=0; if(seconds>60){ time_obj.minutes=parseInt(seconds/60); time_obj.seconds=seconds%60; } if(time_obj.minutes > 60){ time_obj.hours = parseInt(time_obj.minutes/60); time_obj.minutes= time_obj.minutes % 60; } if(time_obj.hours < 10){ time_obj.hours="0"+time_obj.hours } if(time_obj.minutes < 10){ time_obj.minutes="0"+time_obj.minutes } if(time_obj.seconds < 10){ time_obj.seconds="0"+time_obj.seconds } return time_obj; } setInterval(function(){ var time_end= "2018-05-11 00:00:00"; //活动结束时间 var t1 = Date.parse(new Date(time_end.replace(/-/g,'/'))); //new date 可以将一个时间字符串转化为 中国标准时间 var oDate = new Date(); var t_now=oDate.getTime();//获取时间戳,一毫秒为单位 php获取时间戳是以秒为单位的 //获取两者的时间差 var d=parseInt((t1-t_now)/1000); var time_obj=timetotime(d); $(".time-houer").html(time_obj.hours); $(".time-minutes").html(time_obj.minutes); $(".time-seconds").html(time_obj.seconds); },1000)