rust split string code example

Example 1: how to split a string by spaces rust

let mut iter = "A few words".split_whitespace();

assert_eq!(Some("A"), iter.next());
assert_eq!(Some("few"), iter.next());
assert_eq!(Some("words"), iter.next());

assert_eq!(None, iter.next());

Example 2: get length of string rust

my_string.chars().count()