trpl-zh-cn/listings/ch08-common-collections/listing-08-05/src/main.rs

fn main() {
    // ANCHOR: here
    let v = vec![1, 2, 3, 4, 5];

    let does_not_exist = &v[100];
    let does_not_exist = v.get(100);
    // ANCHOR_END: here
}