bugaevc

fn middle_name<'a>(full_name: &'a str) -> &'a str {
    full_name.split_whitespace().nth(1).unwrap()
}

fn main() {
    let name = String::from("Harry James Potter");
    let res = middle_name(&name);
    assert_eq!(res, "James");
    
    // won't compile:

bugaevc

#include <stdlib.h>
#include <stdio.h>
#include <string.h>

const char *last_name(const char *full_name)
{
    return strrchr(full_name, ' ') + 1;
}

int main() {

bugaevc

struct A {
    int x;
};

struct B: A {
    int y;
};

struct C: B {
    int z;

bugaevc

// this does not compile

fn middle_name(full_name: &str) -> &str {
    full_name.split_whitespace().nth(1).unwrap()
}

fn main() {
    let res;
    {
        let name = String::from("Harry James Potter");

bugaevc

fn middle_name(full_name: &str) -> &str {
    full_name.split_whitespace().nth(1).unwrap()
}

fn main() {
    let name = String::from("Harry James Potter");
    let res = middle_name(&name);
    assert_eq!(res, "James");
}

bugaevc

// takes v by (immutable) reference
fn count_occurences(v: &Vec<i32>, val: i32) -> usize {
    v.into_iter().filter(|&&x| x == val).count()
}

fn main() {
    let v = vec![2, 9, 3, 1, 3, 2, 5, 5, 2];
    // borrowing v for the iteration
    for &item in &v {
        // the first borrow is still active

bugaevc

// without borrowing
fn print_sum1(v: Vec<i32>) -> Vec<i32> {
    println!("{}", v[0] + v[1]);
    // returning v as a means of transferring ownership back
    // by the way, there's no need to use "return" if it's the last line
    // because Rust is expression-based
    v
}

// with borrowing, explicit references

bugaevc

fn print_sum(a: i32, b: i32) {
    println!("{}", a + b);
    // the copied a and b are dropped and deallocated here
}

fn main() {
    let a = 35;
    let b = 42;
    // copy the values and transfer
    // ownership over the copies to print_sum:

bugaevc

fn print_sum(v: Vec<i32>) {
    println!("{}", v[0] + v[1]);
    // v is dropped and deallocated here
}

fn main() {
    let mut v = Vec::new(); // creating the resource
    for i in 1..1000 {
        v.push(i);
    }

bugaevc

var highlight = "NAME GOES HERE";

(function() {
    "use strict";

    var rows = document.getElementsByClassName("st_team");

    var found;

    for(var i = 1; i < rows.length - 3; i++)