Rust Type을 알아보기(The Any trait) JS의Typeof와 비슷한 개념

https://youtu.be/xaYtNn_iH-c

 

 

 

 

 

use std::any::{type_name, Any};
use std::collections::HashMap;

fn get_type_name<T: Any>(input: T) {
    let my_type = type_name::<T>();
    println!("{my_type}");
}

fn main() {
    let map = HashMap::from([("a", 1), ("b", 2), ("c", 3)]);

    get_type_name(map);
}

 

 

 

 

 

 

https://doc.rust-lang.org/std/any/fn.type_name.html

type_name in std::any - Rust

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https://doc.rust-lang.org/nightly/std/any/trait.Any.html#method.downcast_ref

Any in std::any - Rust

 

 

 

 

 

 

 

 

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