//倒计时，分为时间格式和数字格式倒计时。带有具体格式 /*使用示例 $("#countDown").on("click",function(){
         MY.countDown.getTime({
              seconds:5,//倒计时数字 flag:"#countDown",//页面标识 type:"num",//倒计时类型 action:function(){//倒计时为0时可以执行的方法 $("#countDown").html("执行完毕"); } }); }); */ /* *para * 倒计时的秒数：obj.seconds * 返回数据类型：obj.type (time:时间类型，num：数字类型) * 插入文档中的位置：obj.flag * */ ;(function(){ var __countDown = { getTime:function(obj){ var lt = [],day1,hour,minute,second; var seconds = parseInt(obj.seconds); var flag = obj.flag; var type = obj.type; if(type === "num"){ //以数字形式展现出来的倒计时。 if(!$(flag).data("go") && $(flag).data("go") != "go"){ $(flag).data("go","go"); }else{ console.log("含有'data-go'属性，倒计时已经在执行"); return false; } $(flag).text(__countDown.formatTimeNum(seconds)); var countsId = setInterval(function(){ seconds--; seconds = __countDown.formatTimeNum(seconds); if(seconds == "00"){ if(obj && obj.action){ obj.action(); }else{ $(flag).text("00"); } $(flag).removeAttr("data-go"); clearInterval(countsId); }else{ $(flag).text(seconds); } },1000); }else{ //以时间形式展现的倒计时 if(!$(flag).data("go") && $(flag).data("go") != "go"){ $(flag).data("go","go"); }else{ console.log("含有'data-go=go'属性，倒计时已经在执行"); return false; } var leftTime = __countDown.leftTimeToArr(seconds); $(flag).html("" + leftTime["day"] + "天 "+"" + leftTime["hour"] + "：" + leftTime["minute"] +"：" + leftTime["second"] + ""); var intervalId = setInterval(function(){ seconds = seconds - 1; if(seconds === 0){ if(obj && obj.action){ obj.action(); }else{ $(flag).html("0天00：00：00"); } $(flag).removeAttr("data-go"); clearInterval(intervalId); }else{ var leftTime = __countDown.leftTimeToArr(seconds); $(flag).html("" + leftTime["day"] + "天 "+"" + leftTime["hour"] + "：" + leftTime["minute"] +"：" + leftTime["second"] + ""); } },1000); } }, leftTimeToArr:function(seconds){ var lt = [],day1,hour,minute,second; day1=Math.floor(seconds/(60*60*24)); lt["day"] = day1; hour=Math.floor((seconds-day1*24*60*60)/3600); hour = __countDown.formatTimeNum(hour); lt["hour"] = hour; minute=Math.floor((seconds-day1*24*60*60-hour*3600)/60); minute = __countDown.formatTimeNum(minute); lt["minute"] = minute; second=Math.floor(seconds-day1*24*60*60-hour*3600-minute*60); second = __countDown.formatTimeNum(second); lt["second"] = second; return lt; }, formatTimeNum:function(num){ if(parseInt(num) < 10){ num = "0" + num; } return num } }; TC.countDown = __countDown ||{};})();