C/string.h/strrchr

strrchr: returns a pointer to the last occurrence of ch in *str

<source lang="cpp">

//Declaration: char *strrchr(const char *str, int ch); //Return: returns a pointer to the last occurrence of ch in *str.

 #include <string.h>
 #include <stdio.h>
 int main(void){
   char *p;
   p = strrchr("this is a test", "i");
   printf(p);
   return 0;
 }
        

/* is a test*/

      </source>