src/test/ui/for-loop-while/linear-for-loop.rs

   1 // run-pass
   2 pub fn main() {
   3     let x = vec![1, 2, 3];
   4     let mut y = 0;
   5     for i in &x { println!("{}", *i); y += *i; }
   6     println!("{}", y);
   7     assert_eq!(y, 6);
   8     let s = "hello there".to_string();
   9     let mut i: isize = 0;
  10     for c in s.bytes() {
  11         if i == 0 { assert_eq!(c, 'h' as u8); }
  12         if i == 1 { assert_eq!(c, 'e' as u8); }
  13         if i == 2 { assert_eq!(c, 'l' as u8); }
  14         if i == 3 { assert_eq!(c, 'l' as u8); }
  15         if i == 4 { assert_eq!(c, 'o' as u8); }
  16         // ...
  17
  18         i += 1;
  19         println!("{}", i);
  20         println!("{}", c);
  21     }
  22     assert_eq!(i, 11);
  23 }