iterators
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fn main() {
let values = vec![1, 2, 3, 4];
match IntoIterator::into_iter(values) {
mut it => loop {
let n;
match it.next() {
Some(val) => n = val,
None => break,
};
println!("{}", n);
}
};
// or:
let arr = vec![13, 14, 15];
let mut it: ::std::vec::IntoIter<i32> = IntoIterator::into_iter(arr);
loop {
let n;
match it.next() {
Some(val) => n = val,
None => break,
};
println!("{}", n);
}
// or:
let vx = vec![22, 23, 24];
let mut it = IntoIterator::into_iter(vx);
while let Some(v) = it.next() {
println!("{}", v);
}
} //main
Rust
INFO