//n进制转m进制
function bandExchange(number,nBand,mBand){
var tempArr = [];
var tempNumber = 0;
function conversionDecimal(number,nBand){
for(var i=0;i<number.length;i++){
tempNumber+=Number(number.charAt(number.length-i-1))*Math.pow(nBand,i)
}
return tempNumber;
}
//短除法
/*10/2=5 10%2=0
5/2=2 5%2=1
2/2=1 2%2=0
1/2=0.5 1%2=1
101/10=10 1
10/10=1 10=0
1/10<1 1 =1*/
function conversion(number){
if(number/mBand>=1){
tempArr.unshift(number%mBand);
number = Math.floor(number/mBand);
conversion(number);
}else{
tempArr.unshift(number%mBand);
}
return tempArr.join("");
}
//转换为10进制
//conversionDecimal(number);
//最终准换位m进制
return conversion(conversionDecimal(Number(number).toString(),nBand),mBand);
}
console.log(bandExchange(15,6,2));
