最大公约数与最小公倍数

//最小公倍数lcm()
//最大公约数gcd()
function lcm(a,b){
var maxNum=Math.max(a,b),minNum=Math.min(a,b),count;
if(a==0||b==0){
return maxNum;
}
for(var i=1;i<=maxNum;i++){
count=minNum*i;
if(count%maxNum==0){
return count;
}
}

}
function gcd(a,b){

return count=a*b/lcm(a,b);
}

//test:
var result=lcm(6,8);
var re=gcd(6,8);
console.log(result);
console.log(re);