RUST연습]변수 사이즈크기 알아보기(use std::mem::size_of;)

use std::mem::size_of;

fn main() {
    println!("Size of a char: {}", size_of::<char>()); // 4 bytes
    println!("Size of string containing 'a': {}", "a".len()); // .len() gives the size of the string in bytes
    println!("Size of string containing 'ß': {}", "ß".len());
    println!("Size of string containing '国': {}", "国".len());
    println!("Size of string containing '𓅱': {}", "𓅱".len());
}

 

 

출처 : 

https://dhghomon.github.io//easy_rust/Chapter_7.html

Types - Easy Rust