Conversation

#rust

let x = 5;
let y = {
let x = 3;
x + 1
};

println!("x : {}, y : {}", x, y);
// x : 5, y : 4

なるほどおもしろいなぁRust

#javascript

let x = 5;
let y = (x => x +1)(3);

console.log(`x : ${x}, y : ${y}`);
// x : 5, y : 4