Question

How to get character code (ASCII and Unicode) in Rust

Answer 1

fn main() {
    let ch = 'a';

    println!("{}", ch as u8);
}




/*
run:

97

*/

 

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Answer 2

fn main() {
    let ch = 'a';
    
    let char_code = ch as u8;

    println!("{}", char_code);
}




/*
run:

97

*/

 

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Answer 3

fn main() {
    let c = '日';
    
    println!("{}", c as u32);   // 26085
}


/*
run:

26085

*/

 

70+ SQL courses for beginners and professionals