货币格式转换。

Question

现在一字符串。。20.00000需要转换成人民币的格式

Answer 1

public class NumToRmb
    {        public ArrayList chLen = new ArrayList();
        public ArrayList ToRmb = new ArrayList();
        //public string[] 位数=new string[]("个","拾","百","千","万","拾万","百万","千万","亿");
        public NumToRmb()
        {            //
            // TODO: 在此处添加构造函数逻辑
            //
        }
        public string conversion(string sum)//传来的数字（字符型的）564122
        {
            string weishu = "";
            string s = "";
            chLen.Add("元整");
            chLen.Add("拾");
            chLen.Add("佰");
            chLen.Add("仟");
            chLen.Add("万");
            chLen.Add("拾万");
            chLen.Add("佰万");
            chLen.Add("仟万");
            chLen.Add("亿");
            ToRmb.Add("零");
            ToRmb.Add("壹");
            ToRmb.Add("贰");
            ToRmb.Add("叁");
            ToRmb.Add("肆");
            ToRmb.Add("伍");
            ToRmb.Add("陆");
            ToRmb.Add("柒");
            ToRmb.Add("捌");
            ToRmb.Add("玖");
            //             string s=(string)位数[0];
            int d = sum.Length;//一共有多少位
            if (d < 6)
            {
                char[] f = sum.ToCharArray(0, d);
                for (int i = 0; i < d; i++)
                {
                    Object dd = f.GetValue(i);
                    weishu = dd.ToString();//实际数字
                    int ddd = Convert.ToInt16(weishu);
                    weishu = (string)ToRmb[ddd];
                    s += weishu + chLen[d - 1 - i];
                }
                return s;
            }
            else
            {
                char[] f = sum.ToCharArray(0, d);
                for (int i = 0; i < d; i++)
                {
                    if (d - i < 5)
                    {
                        Object dd = f.GetValue(i);
                        weishu = dd.ToString();//实际数字
                        int ddd = Convert.ToInt16(weishu);
                        weishu = (string)ToRmb[ddd];                        s += weishu + chLen[d - 1 - i];
                    }
                    else
                    {                        Object dd = f.GetValue(i);
                        weishu = dd.ToString();//实际数字
                        int ddd = Convert.ToInt16(weishu);
                        weishu = (string)ToRmb[ddd];
                        if (d - i == 5)
                        {
                            s += weishu + "万";
                        }
                        else
                        {
                            s += weishu + chLen[d - 5];
                        }
                    }
                }
                return s;
            }        }
    }

Answer 2

http://blog.csdn.net/honkerhero/archive/2007/02/02/1500684.aspx

Answer 3

谢谢楼上两位，，我不是要大小写是要带人民币符号我用string.Format("{0:c}","20.000");
它给我的还是20.000

Answer 4

double a=20.00000;
a.ToString("C");-----> NT$20.00

Answer 5

自己在前面加一个符号就行了.,
string.Format("￥{0:C}","20.000")