人民币读数(转中文大写,C/C++)

 

//早年写的代码,功能很简单,以效率为主要目的 #include <stdio.h> #include <math.h> //为兼容VC,对串增加一个结束符的空间 于2008.10.16更新 (2008.9.23修改) //const char mnUnit[3][2]=]={"分","角","元"}; //const char OtherWords[2][2]={"整","负"}; //const char hzUnit[8][2]={"拾","佰","仟","万","拾","佰","仟","亿"}; //const char hzNum[10][2]={"零","壹","贰","叁","肆","伍","陆","柒","捌","玖"}; const char mnUnit[3][3]={"分","角","元"}; const char OtherWords[2][3]={"整","负"}; const char hzUnit[8][3]={"拾","佰","仟","万","拾","佰","仟","亿"}; const char hzNum[10][3]={"零","壹","贰","叁","肆","伍","陆","柒","捌","玖"}; extern "C" __declspec(dllexport) unsigned char __stdcall Money2ChineseCapital2(const double Num, const unsigned char BufferLength, char *Buffer ) { char szChMoney[33*4+1],*szNum; int iLen,iLen2, iNum, iAddZero=0; char buff[33]; char *buf=buff; sprintf( buf,"%0.0f",(double)(__int64)(Num*100.0+0.5*(Num<0.0?(-1):1))); iLen=strlen(buf); szNum=szChMoney; if(Num<0.0) { *(szNum++)=OtherWords[1][0]; *(szNum++)=OtherWords[1][1]; buf++; iLen--; } for(int i=1;i<=iLen;i++) { iNum=buf[i-1]-48; iLen2=iLen-i; if(iNum==0) { if((iLen2-2)%4==0&&(iLen2-3)>0&&((iLen2>=8)||iAddZero<3)) { *(szNum++)=hzUnit[(iLen2-3)%8][0]; *(szNum++)=hzUnit[(iLen2-3)%8][1]; } iAddZero++; if(iLen>1&&iLen2==1&&buf[iLen-1]!='0' /*2008-11-09 修正:当为整元时多了一个"零"*/) { *(szNum++)=hzNum[0][0]; *(szNum++)=hzNum[0][1]; } } else { if((iAddZero&&iLen2>=2)&&((iLen2-1)%4!=0)||(iAddZero>=4&&(iLen2-1)>0)) { *(szNum++)=hzNum[0][0]; *(szNum++)=hzNum[0][1]; } *(szNum++)=hzNum[iNum][0]; *(szNum++)=hzNum[iNum][1]; iAddZero=0; } if((iAddZero<1)||(iLen2==2)) { if(iLen-i>=3) { *(szNum++)=hzUnit[(iLen2-3)%8][0]; *(szNum++)=hzUnit[(iLen2-3)%8][1]; } else { *(szNum++)=mnUnit[(iLen2)%3][0]; *(szNum++)=mnUnit[(iLen2)%3][1]; } } } int Result=szNum-szChMoney; if(Result+(Num<0.0?(-2):0)==0) { *(szNum++)=hzNum[0][0]; *(szNum++)=hzNum[0][1]; *(szNum++)=mnUnit[2][0]; *(szNum++)=mnUnit[2][1]; *(szNum++)=OtherWords[0][0]; *szNum=OtherWords[0][1]; Result+=6; } else //2008-12-06 依 董晓风(http://hi.youkuaiyun.com/weaveol) 的提醒: // 测试这组数据就可以看出差别了： // 10000.10： 壹万元壹角整 // -10000.10：负壹万元壹角 // // 负数的时候 buf[iLen+(Num<0.0?1:0)-1] // 也就是buf[iLen]已经越界了 //加以更正: //if(buf[iLen+(Num<0.0?1:0)-1]=='0') if(buf[iLen-1]=='0') { *(szNum++)=OtherWords[0][0]; *szNum=OtherWords[0][1]; Result+=2; } if(BufferLength) { if(BufferLength>0) Result=(Result>BufferLength)?BufferLength:Result; memcpy(Buffer,szChMoney,Result); } return Result; }