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//**************************************
//
//INCLUDE files for :Format US dollar am
// ounts into text strings
//**************************************
//
/* +++Date last modified: 05-Jul-1997 */
/*
** NUMCNVRT.H - Header file for SNIPPETS numerical <=> string conversions
*/
#ifndef NUMCNVRT__H
#define NUMCNVRT__H
#include
#include "sniptype.h"
#include "round.h"
#include "pi.h"
#define R_ERROR -2 /* EVAL.C Range error*/
/*
** Callable library functions begin here
*/
char * base_convert(const char *in, char *out,
size_t len, int rin, int rout);/* Bascnvrt.C */
char * comma_float(double num, char *buf, int dec); /* Commaflt.C */
size_t commafmt(char *buf, int bufsize, long N); /* Commafmt.C */
char * eng(double value, int places);/* Eng.C */
int evaluate(char *line, double *val);/* Eval.C */
char * fmt_money(double amt);/* Fmtmoney.C */
longhexorint(const char *string); /* Hexorint.C */
char * ltostr(long num, char *string,
size_t max_chars, unsigned base); /* Ltostr.C*/
char * ordinal_text(int number); /* Ord_Text.C */
int scanfrac (const char buf[], double *f);/* Scanfrac.C */
unsigned int hstr_i(char *cptr); /* Hstr_I.C*/
char *long2roman(long val, char *buf, size_t buflen); /* L2Roman.C */
long roman2long(const char *str);/* Roman2L.C */
#if defined(__ZTC__) && !defined(__SC__)
char * ltoa(long val, char *buf, int base); /* Ltoa.C */
#endif
/*
** File: STR27SEG.C
*/
struct Seg7disp {
unsigned seg_a : 1;
unsigned seg_b : 1;
unsigned seg_c : 1;
unsigned seg_d : 1;
unsigned seg_e : 1;
unsigned seg_f : 1;
unsigned seg_g : 1;
};
char *str27seg(char *string);
#endif /* NUMCNVRT__H */
code:
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By using this code, you agree to the following terms...
1) You may use this code in your own programs (and may compile it into a program and distribute it in compiled format for langauges that allow it) freely and with no charge.
2) You MAY NOT redistribute this code (for example to a web site) without written permission from the original author. Failure to do so is a violation of copyright laws.
3) You may link to this code from another website, but ONLY if it is not wrapped in a frame.
4) You will abide by any additional copyright restrictions which the author may have placed in the code or code's description.
/
/* +++Date last modified: 05-Jul-1997 */
/*
** FMTMONEY.C - Format a U.S. dollar value into a numeric string
**
** public domain demo by Bob Stout
*/
#include
#include
#include
#include
#include "snipmath.h"
#define Form(s,a) bufptr += sprintf(bufptr, s, a)
static char buf[256], *bufptr;
static char *units[] = {"Zero", "One", "Two", "Three", "Four",
"Five", "Six", "Seven", "Eight", "Nine",
"Ten", "Eleven", "Twelve", "Thirteen", "Fourteen",
"Fifteen", "Sixteen", "Seventeen", "Eighteen",
"Nineteen"},
*tens[] = {"Twenty", "Thirty", "Forty", "Fifty", "Sixty",
"Seventy", "Eighty", "Ninety"};
static void form_group(int, char *);
/*
** Call with double amount
** Rounds cents
** Returns string in a static buffer
*/
char *fmt_money(double amt)
{
int temp;
double dummy, cents = modf(amt, &dummy);
*buf = '\0';
bufptr = buf;
temp = (int)(amt/1E12);
if (temp)
{
form_group(temp, "Trillion");
amt = fmod(amt, 1E12);
}
temp = (int)(amt/1E9);
if (temp)
{
form_group(temp, "Billion");
amt = fmod(amt, 1E9);
}
temp = (int)(amt/1E6);
if (temp)
{
form_group(temp, "Million");
amt = fmod(amt, 1E6);
}
temp = (int)(amt/1E3);
if (temp)
{
form_group(temp, "Thousand");
amt = fmod(amt, 1E3);
}
form_group((int)amt, "");
if (buf == bufptr)
Form("%s ", units[0]);
temp = (int)(cents * 100. + .5);
sprintf(bufptr, "& %02d/100", temp);
return buf;
}
/*
** Process each thousands group
*/
static void form_group(int amt, char *scale)
{
if (buf != bufptr)
*bufptr++ = ' ';
if (100 <= amt)
{
Form("%s Hundred ", units[amt/100]);
amt %= 100;
}
if (20 <= amt)
{
Form("%s", tens[(amt - 20)/10]);
if (0 != (amt %= 10))
{
Form("-%s ", units[amt]);
}
elseForm("%s", " ");
}
else if (amt)
{
Form("%s ", units[amt]);
}
Form("%s", scale);
}
#ifdef TEST
main(int argc, char *argv[])
{
while (--argc)
{
double amt = atof(*(++argv));
printf("fmt_money(%g) = %s\n", amt, fmt_money(amt));
}
return EXIT_SUCCESS;
}
#endif /* TEST */