Expected A Literal Error In Rust

Authors

Rust error for println! error: expected a literal / format argument must be a string literal

Error

fn main() {
    let c = "hello";
    println!(c);
}

Output

error: expected a literal
 --> main.rs:3:14
  |3 |     println!(c);
  |            ^^

Fix For Error

You need to add the string {} like below, it is a template where will be replaced by the next argument passed to println!.

fn main() {
    let c = "hello";
    println!("{}", c);
}

Output

hello
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