Strrchr Functon

Synopsis:
#include <stdio.h>
char *strrchr(char *string, int c); 
Description:
The strrchr function searches string for the last occurrence of c. The null character terminating string is included in the search.
Return Value
The strrchr function returns a pointer to the last occurrence of character c in string or a null pointer if no matching character is found.
Example
#include <stdio.h>
int main() 
{
  char *s;
  char buf [] = "This is a testing";
  s = strrchr (buf, 't');
  if (s != NULL)
  printf ("found a 't' at %s\n", s);
  return 0;
}
It will proiduce following result:
found a 't' at ting