Print part of char array

Question

So:

char *someCArray; # something

I want to print out "ethin" from "something".

Answer 1

You can use the printf precision specifier

#include <stdio.h>

int main(void) {
  char s[] = "something";
  int start = 3;
  int len = 5;

  printf("%.*s\n", len, s + start);

  return 0;
}

Code also posted to codepad: http://codepad.org/q5rS81ox