rindex—reverse search for character in string #include <string.h>
char * rindex(const char *string, int c);
Description
This function finds the last occurence of c (converted to
a char) in the string pointed to by string (including the
terminating null character).
This function is identical to strrchr.
Returns
Returns a pointer to the located character, or a null pointer
if c does not occur in string.
Portability
rindex requires no supporting OS subroutines.