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Top Forums Programming How to right pad with zeros using sprintf? Post 302454987 by jim mcnamara on Monday 20th of September 2010 01:11:22 PM
Old 09-20-2010
The stdC library doesn't specify that. Start with this C code and C++ -ify it.

Code:
char *rpad(char *dest, const char *src, const char pad, const size_t sz)
{
   memset(dest, pad, sz);
   dest[sz]=0x0;
   memcpy(dest, src, strlen(src));
   return dest;
}

 

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BSTRING(3)						     Linux Programmer's Manual							BSTRING(3)

NAME
bcmp, bcopy, bzero, memccpy, memchr, memcmp, memcpy, memfrob, memmem, memmove, memset - byte string operations SYNOPSIS
#include <string.h> int bcmp(const void *s1, const void *s2, int n); void bcopy(const void *src, void *dest, int n); void bzero(void *s, int n); void *memccpy(void *dest, const void *src, int c, size_t n); void *memchr(const void *s, int c, size_t n); int memcmp(const void *s1, const void *s2, size_t n); void *memcpy(void *dest, const void *src, size_t n); void *memfrob(void *s, size_t n); void *memmem(const void *needle, size_t needlelen, const void *haystack, size_t haystacklen); void *memmove(void *dest, const void *src, size_t n); void *memset(void *s, int c, size_t n); DESCRIPTION
The byte string functions perform operations on strings that are not NULL-terminated. See the individual man pages for descriptions of each function. SEE ALSO
bcmp(3), bcopy(3), bzero(3), memccpy(3), memchr(3), memcmp(3), memcpy(3), memfrob(3), memmem(3), memmove(3), memset(3) GNU
1993-04-12 BSTRING(3)
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