Function learn_itor::shoes_in_my_size

pub fn shoes_in_my_size(shoes: Vec<Shoe>, show_size: u32) -> Vec<Shoe>

显示我的鞋子的尺寸

#Example

 
let shoes = vec![
    learn_itor::Shoe { size: 10, style: String::from("sneaker") },
    learn_itor::Shoe { size: 13, style: String::from("sandal") },
    learn_itor::Shoe { size: 10, style: String::from("boot") },
];
let in_my_size = learn_itor::shoes_in_my_size(shoes, 10);
assert_eq!(
    in_my_size,
    vec![
        learn_itor::Shoe { size: 10, style: String::from("sneaker")},
        learn_itor::Shoe { size: 10, style: String::from("boot") },
    ],
);