本文實例為大家分享了js倒計時效果的具體代碼，供大家參考，具體內容如下
Index.html
<!DOCTYPE html ><html><head><title>倒計時</title><style type="text/css"> .colockbox { width:500px; height:20px; color:#000000; } .colockbox span { float:left;display:block; width:20px; height:20px; line-height:20px; font-size:18px; font-weight:bold; text-align:center; color:#ffffff; text-indent:3px; } .square { float:left; width:26px; height:20px; background-color:#222222; border-radius:3px; padding:0px; margin-right:5px; }</style><script type="text/javascript" src="jquery-1.11.3.js"></script><script type="text/javascript">$(function(){ countDown("2016/12/25 23:00:00","#colockbox1");});function countDown(time,id){ var day_elem = $(id).find('.day'); var hour_elem = $(id).find('.hour'); var minute_elem = $(id).find('.minute'); var second_elem = $(id).find('.second'); var end_time = new Date(time).getTime(),//月份是實際月份-1 sys_second = (end_time-new Date().getTime())/1000; var timer = setInterval(function(){ if (sys_second > 1) { sys_second -= 1; var day = Math.floor((sys_second / 3600) / 24); var hour = Math.floor((sys_second / 3600) % 24); var minute = Math.floor((sys_second / 60) % 60); var second = Math.floor(sys_second % 60); day_elem && $(day_elem).text(day);//計算天 $(hour_elem).text(hour<10?"0"+hour:hour);//計算小時 $(minute_elem).text(minute<10?"0"+minute:minute);//計算分鐘 $(second_elem).text(second<10?"0"+second:second);//計算秒殺 } else { clearInterval(timer); } }, 1000);}</script></head><body><div class="colockbox" id="colockbox1"><div class="square"> <span class="day">00</span> </div><span style="color:gray;font-size:15px; float:left;">天</span><div class="square"> <span class="hour">00</span> </div><span style="color:gray;font-size:15px; float:left;">時</span><div class="square"> <span class="minute">00</span> </div><span style="color:gray;font-size:15px; float:left;">分</span><div class="square"> <span class="second">00</span> </div><span style="color:gray;font-size:15px; float:left;">秒</span></div></body></html>運行結果如圖:
以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持武林網。
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