// run-pass | |
pub fn main() { | |
let x = vec![1, 2, 3]; | |
let mut y = 0; | |
for i in &x { println!("{}", *i); y += *i; } | |
println!("{}", y); | |
assert_eq!(y, 6); | |
let s = "hello there".to_string(); | |
let mut i: isize = 0; | |
for c in s.bytes() { | |
if i == 0 { assert_eq!(c, 'h' as u8); } | |
if i == 1 { assert_eq!(c, 'e' as u8); } | |
if i == 2 { assert_eq!(c, 'l' as u8); } | |
if i == 3 { assert_eq!(c, 'l' as u8); } | |
if i == 4 { assert_eq!(c, 'o' as u8); } | |
// ... | |
i += 1; | |
println!("{}", i); | |
println!("{}", c); | |
} | |
assert_eq!(i, 11); | |
} |