.net数字转换成汉字大写

 public class Num2Rmb {
private String[] hanArr={"零","壹","贰","叁","肆","伍",
"陆","柒","捌","玖"};
private String[] unitArr={"拾","佰","仟","万","拾","佰","仟","亿","拾","佰","仟"};
private String toHanStr(String numStr)
{
String result="";
int numLen=numStr.length();
for (int i=0;i<numLen; i++)
{
int num=numStr.charAt(i)-48;
if(i!=numLen-1 && num!=0)
{
result+=hanArr[num]+unitArr[numLen-2-i];
}
else
{
result+=hanArr[num];
}
}
return result;
}
public static void main(String[] args)
{
Num2Rmb nr = new Num2Rmb();
System.out.println(nr.toHanStr("633779433451"));
}
}