<!DOCTYPE html><html><head><meta charset="utf-8"><title></title></head><body><script>//n进制的转换functiondecimal(a, k){
var b =0, i =0;do{
q = Math.floor(a / k);
r = a - q * k;
b += r * Math.pow(10, i);
i++;
a = q;}while(q !==0);return b;}alert(decimal(100,2));</script></body></html>