clap/examples/tutorial_derive/03_05_default_values.rs

14 lines
256 B
Rust

use clap::Parser;
#[derive(Parser)]
#[clap(author, version, about, long_about = None)]
struct Cli {
#[clap(default_value_t = String::from("alice"))]
name: String,
}
fn main() {
let cli = Cli::parse();
println!("name: {:?}", cli.name);
}