金额转换为人民币大写(C#)

using System;
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namespace TestUpperRMB
4

{
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/**//// <summary>
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/// 本类实现阿拉伯数字到大写中文的转换
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/// 该类没有对非法数字进行判别,请事先自己判断数字是否合法
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/// </summary>
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public class ChineseNum
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{
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public static string GetChineseNum(string p_num)
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{
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ChineseNum cn = new ChineseNum();
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return cn.NumToChn(p_num);
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}
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public static string GetUpperMoney(double p_Money)
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{
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ChineseNum cn = new ChineseNum();
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return cn.GetMoneyChinese(p_Money);
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}
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//转换数字
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private char CharToNum(char x)
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{
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string stringChnNames="零一二三四五六七八九";
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string stringNumNames="0123456789";
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return stringChnNames[stringNumNames.IndexOf(x)];
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}
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//转换万以下整数
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private string WanStrToInt(string x)
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{
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string[] stringArrayLevelNames=new string[4]

{"","十","百","千"};
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string ret="";
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int i;
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for (i=x.Length-1;i>=0;i--)
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if (x[i] == '0')
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{
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ret = CharToNum(x[i]) + ret;
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}
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else
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{
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ret = CharToNum(x[i]) + stringArrayLevelNames[x.Length - 1 - i] + ret;
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}
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while ((i = ret.IndexOf("零零")) != -1)
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{
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ret = ret.Remove(i, 1);
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}
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if (ret[ret.Length - 1] == '零' && ret.Length > 1)
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{
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ret = ret.Remove(ret.Length - 1, 1);
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}
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if (ret.Length >= 2 && ret.Substring(0, 2) == "一十")
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{
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ret = ret.Remove(0, 1);
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}
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return ret;
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}
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//转换整数
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private string StrToInt(string x)
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{
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int len=x.Length;
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string ret,temp;
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if (len <= 4)
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{
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ret = WanStrToInt(x);
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}
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else if (len <= 8)
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{
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ret = WanStrToInt(x.Substring(0, len - 4)) + "万";
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temp = WanStrToInt(x.Substring(len - 4, 4));
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if (temp.IndexOf("千") == -1 && temp != "")
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ret += "零" + temp;
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else
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ret += temp;
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}
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else
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{
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ret = WanStrToInt(x.Substring(0, len - 8)) + "亿";
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temp = WanStrToInt(x.Substring(len - 8, 4));
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if (temp.IndexOf("千") == -1 && temp != "")
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{
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ret += "零" + temp;
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}
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else
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{
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ret += temp;
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}
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ret += "万";
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temp = WanStrToInt(x.Substring(len - 4, 4));
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if (temp.IndexOf("千") == -1 && temp != "")
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{
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ret += "零" + temp;
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}
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else
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{
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ret += temp;
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}
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103

}
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int i;
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if ((i = ret.IndexOf("零万")) != -1)
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{
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ret = ret.Remove(i + 1, 1);
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}
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while ((i = ret.IndexOf("零零")) != -1)
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{
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ret = ret.Remove(i, 1);
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}
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if (ret[ret.Length - 1] == '零' && ret.Length > 1)
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{
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ret = ret.Remove(ret.Length - 1, 1);
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}
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return ret;
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}
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//转换小数
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private string StrToDouble(string x)
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{
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string ret="";
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for (int i = 0; i < x.Length; i++)
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{
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ret += CharToNum(x[i]);
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}
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return ret;
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}
129

130

private string NumToChn(string x)
131

{
132

if (x.Length == 0)
133

{
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return "";
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}
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string ret="";
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if (x[0]=='-')
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{
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ret="负";
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x=x.Remove(0,1);
141

}
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if (x[0].ToString() == ".")
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{
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x = "0" + x;
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}
146

if (x[x.Length - 1].ToString() == ".")
147

{
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x = x.Remove(x.Length - 1, 1);
149

}
150

if (x.IndexOf(".") > -1)
151

{
152

ret += StrToInt(x.Substring(0, x.IndexOf("."))) + "点" + StrToDouble(x.Substring(x.IndexOf(".") + 1));
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}
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else
155

{
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ret += StrToInt(x);
157

}
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return ret;
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}
160

161

162

private string GetMoneyChinese(Double Money)
163

{
164

int i;
165

string mstrSource;
166

167

if (Money == 0)
168

{
169

return "";
170

}
171

mstrSource = Money.ToString("#0.00");
172

i = mstrSource.IndexOf(".");
173

if (i > 0)

{mstrSource = mstrSource.Replace(".","");}
174

if (mstrSource.Substring(0,1) == "0")

{mstrSource = mstrSource.Remove(0,1);}
175

176

mstrSource = NumstrToChinese(mstrSource);
177

if (mstrSource.Length == 0)

{return "";}
178

//负
179

if (Money < 0)
180

{
181

mstrSource = "负" + mstrSource;
182

}
183

184

mstrSource=mstrSource.Replace("0","零");
185

mstrSource=mstrSource.Replace("1","壹");
186

mstrSource=mstrSource.Replace("2","贰");
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mstrSource=mstrSource.Replace("3","叁");
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mstrSource=mstrSource.Replace("4","肆");
189

mstrSource=mstrSource.Replace("5","伍");
190

mstrSource=mstrSource.Replace("6","陆");
191

mstrSource=mstrSource.Replace("7","柒");
192

mstrSource=mstrSource.Replace("8","捌");
193

mstrSource=mstrSource.Replace("9","玖");
194

mstrSource=mstrSource.Replace("M","亿");
195

mstrSource=mstrSource.Replace("W","万");
196

mstrSource=mstrSource.Replace("S","仟");
197

mstrSource=mstrSource.Replace("H","佰");
198

mstrSource=mstrSource.Replace("T","拾");
199

mstrSource=mstrSource.Replace("Y","圆");
200

mstrSource=mstrSource.Replace("J","角");
201

mstrSource=mstrSource.Replace("F","分");
202

if (mstrSource.Substring(mstrSource.Length-1, 1) != "分")
203

{
204

mstrSource = mstrSource + "整";
205

}
206

return mstrSource;
207

}
208

209

//金额转换
210

private string NumstrToChinese(string numstr)
211

{
212

int i;
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int j;
214

string mstrChar;
215

string[] mstrFlag=new string[4];
216

string mstrReturn="";
217

bool mblnAddzero=false;
218

219

mstrFlag[0] = "";
220

mstrFlag[1] = "T";
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mstrFlag[2] = "H";
222

mstrFlag[3] = "S";
223

224

for (i = 1;i<=numstr.Length;i++)
225

{
226

j = numstr.Length - i;
227

mstrChar = numstr.Substring(i-1,1);
228

if (mstrChar != "0" && j > 1)

{mstrReturn = mstrReturn + mstrChar + mstrFlag[(j - 2) % 4];}
229

if (mstrChar == "0" && mblnAddzero==false)
230

{
231

mstrReturn = mstrReturn + "0";
232

mblnAddzero = true;
233

}
234

if (j == 14)
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{
236

if (mstrReturn.Substring(mstrReturn.Length-1) == "0")
237

{mstrReturn =mstrReturn.Substring(0,mstrReturn.Length-1) + "W0";}
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else
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{mstrReturn = mstrReturn + "W";}
240

}
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if (j == 2)
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{
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if (mstrReturn.Substring(mstrReturn.Length-1,1) == "0")
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{mstrReturn =mstrReturn.Substring(0,mstrReturn.Length-1) + "Y0";}
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else
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{mstrReturn = mstrReturn + "Y";}
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//元
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}
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if (j == 6)
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{
251

if (mstrReturn.Length > 2)
252

{
253

if (mstrReturn.Substring(mstrReturn.Length-2) != "M0")
254

{
255

if (mstrReturn.Substring(mstrReturn.Length-1) == "0")
256

{mstrReturn =mstrReturn.Substring(0,mstrReturn.Length-1) + "W0";}
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else
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{mstrReturn = mstrReturn + "W";}
259

}
260

}
261

else
262

{
263

if (mstrReturn.Substring(mstrReturn.Length-1) == "0")
264

{mstrReturn =mstrReturn.Substring(0,mstrReturn.Length-1) + "W0";}
265

else
266

{mstrReturn = mstrReturn + "W";}
267

}
268

}
269

if (j == 10)
270

{
271

if (mstrReturn.Substring(mstrReturn.Length-1) == "0")
272

{mstrReturn =mstrReturn.Substring(0,mstrReturn.Length-1) + "M0";}
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else
274

{mstrReturn = mstrReturn + "M";}
275

}
276

if (j == 0 && mstrChar != "0")

{mstrReturn = mstrReturn + mstrChar + "F";}
277

if (j == 1 && mstrChar != "0")

{mstrReturn = mstrReturn + mstrChar + "J";}
278

if (mstrChar != "0")

{mblnAddzero = false;}
279

}
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if (mstrReturn.Substring(0, 1) == "1" && mstrReturn.Substring(1, 1) == mstrFlag[1])

{mstrReturn = mstrReturn.Substring(1);}
281

if (mstrReturn.Substring(mstrReturn.Length-1, 1) == "0")

{mstrReturn = mstrReturn.Substring(0,mstrReturn.Length-1);}
282

if (mstrReturn.Substring(0, 1) == "0")

{mstrReturn = mstrReturn.Substring(1);}
283

if (mstrReturn.Substring(mstrReturn.Length-1, 1) == "M" || mstrReturn.Substring(mstrReturn.Length-1, 1) == "W" || mstrReturn.Substring(mstrReturn.Length-1, 1) == "S" || mstrReturn.Substring(mstrReturn.Length-1, 1) == "H" || mstrReturn.Substring(mstrReturn.Length-1, 1) == "T")

{mstrReturn = mstrReturn + "Y";}
284

return mstrReturn;
285

}
286

287

288

}
289

}

这是我来博客园写的处女作^_^~~

转载于:https://www.cnblogs.com/match/archive/2006/08/10/473490.html

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