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プレイグラウンド、サンドボックス、使い捨てスクリプト置き場
use clap
Kohei Watanabe
(Nov 30, 2025, 3:51 PM +0900)
ba75691d
b85dd4b1
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cargo-script/hello.rs
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cargo-script/hello.rs
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#!/usr/bin/env -S cargo -Zscript -q
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---
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[dependencies]
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clap = { version = "4.5.53", features = ["derive"] }
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---
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use clap::Parser;
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#[derive(Parser)]
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struct Args {
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#[arg(short, long)]
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name: String,
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#[arg(short, long, default_value_t = 1)]
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count: u8,
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}
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fn main() {
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println!("hello");
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let args = Args::parse();
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for _ in 0..args.count {
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println!("Hello {}!", args.name);
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}
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}