倒计时案例

var mf=11;
//倒计时写法
function mm(bb,q,d){

var s=new Date();
var i=new Date("2019/02/"+mf+" 00:00:00");

var cc=i-s;

var e=parseInt(cc/86400000);
var h=parseInt(cc%86400000/3600000);
var m=parseInt(cc%86400000%3600000/60000);
var b=parseInt(cc%86400000%3600000%60000/1000);
// a.innerHTML=e;
bb.innerHTML=h>=10?h:"0"+h;
q.innerHTML=m>=10?m:"0"+m;
d.innerHTML=b>=10?b:"0"+b;
var ooo=0;
if(cc<0){
ooo++;
mf++;

mm(bb,q,d);
}
}

//每一天刷新一次时间,不是最终版,有时间会完善

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转载自www.cnblogs.com/shangjun6/p/10375383.html