浮点型转换中文货币

转自：http://www.cnblogs.com/chinadhf/archive/2005/12/13/296125.html

 

 

public class XConvert { public static string ToRMB(Double e) { return ToRMB(System.Convert.ToDecimal(e)); } public static string ToRMB(Decimal e) { string eString;//数字的格式化字符串 string eNum;//单数字 int eLen;//格式化字符串长度 System.Text.StringBuilder rmb = new System.Text.StringBuilder();//人民币大写 string yuan;//圆 bool seriesZero;//连续0标志 bool minus = false;//负数标志 if (e == 0m) { return "零圆整"; } if (e < 0m) { minus = true; e = System.Math.Abs(e); } if (e > 999999999999.99m) { throw new Exception("超过最大范围"); } eString = e.ToString("0.00"); eLen = eString.Length; yuan = (eString.Substring(0, 1) == "0" ? "" : "圆"); eNum = eString.Substring(eLen - 1, 1);//分位 if (eNum == "0") { rmb.Append("整"); seriesZero = true; } else { rmb.Append(stringNum(eNum) + "分"); seriesZero = false; } eNum = eString.Substring(eLen - 2, 1);//角位 if (eNum == "0") { if (!seriesZero) { if (!(eLen == 4 && eString.Substring(0, 1) == "0")) { rmb.Insert(0, "零"); } } } else { rmb.Insert(0, stringNum(eNum) + "角"); seriesZero = false; } if (eLen <= 7) { rmb.Insert(0, stringNum4(eString.Substring(0, eLen - 3)) + yuan); } else if (eLen <= 11) { rmb.Insert(0, stringNum4(eString.Substring(eLen - 7, 4)) + yuan); rmb.Insert(0, stringNum4(eString.Substring(0, eLen - 7)) + "万"); } else if (eLen <= 15) { rmb.Insert(0, stringNum4(eString.Substring(eLen - 7, 4)) + yuan); rmb.Insert(0, stringNum4(eString.Substring(eLen - 11, 4)) + (eString.Substring(eLen - 11, 4) == "0000" ? "" : "万")); rmb.Insert(0, stringNum4(eString.Substring(0, eLen - 11)) + "亿"); } if (minus) rmb.Insert(0, "负"); return rmb.ToString(); } private static string stringNum4(string eNum4) { string eNum; bool seriesZero = false; System.Text.StringBuilder rmb4 = new System.Text.StringBuilder(); int eLen = eNum4.Length; eNum = eNum4.Substring(eLen - 1, 1);//个位 if (eNum == "0") { seriesZero = true; } else { rmb4.Append(stringNum(eNum)); } if (eLen >= 2)//十位 { eNum = eNum4.Substring(eLen - 2, 1); if (eNum == "0") { if (!seriesZero) { rmb4.Insert(0, "零"); seriesZero = true; } } else { rmb4.Insert(0, stringNum(eNum) + "拾"); seriesZero = false; } } if (eLen >= 3)//百位 { eNum = eNum4.Substring(eLen - 3, 1); if (eNum == "0") { if (!seriesZero) { rmb4.Insert(0, "零"); seriesZero = true; } } else { rmb4.Insert(0, stringNum(eNum) + "佰"); seriesZero = false; } } if (eLen == 4)//千位 { eNum = eNum4.Substring(0, 1); if (eNum == "0") { if (!seriesZero) { rmb4.Insert(0, "零"); seriesZero = true; } } else { rmb4.Insert(0, stringNum(eNum) + "仟"); seriesZero = false; } } return rmb4.ToString(); } private static string stringNum(string eNum) { switch (eNum) { case "1": return "壹"; case "2": return "贰"; case "3": return "叁"; case "4": return "肆"; case "5": return "伍"; case "6": return "陆"; case "7": return "柒"; case "8": return "捌"; case "9": return "玖"; default: return ""; } } }