```
var begin=0
function op(num,class_name){
if(num>$("li").size()-1){num=0}
$("ul").children("li").eq(num).addClass(class_name).siblings("li").removeClass(class_name);
num++;
return num
}
var num_r=parseInt( Math.random()*10+32);
console.log(num_r) //控制几率
function run(time){
if(time<=0){return false}
var time_over=setTimeout(function(){
begin=op(begin,"gg")
num_r=num_r-1;
run(num_r)
},50)
}
run()
```







网友评论