Hello, World in Rust WASM

[package]
name = "hello-world"
version = "0.1.0"
edition = "2024"

[lib]
crate-type = ["cdylib"]

[dependencies]
wasm-bindgen = "0.2.116"

use wasm_bindgen::prelude::*;

#[wasm_bindgen]
pub fn hello_world() -> String {
  "Hello, world!".to_string()
}

#!/bin/bash

wasm-pack build --target web

<script type="module" src="//rust/wasm/hello-world/hello-world.js"></script>
<div id="output"></div>

import init, { hello_world } from "./pkg/hello_world.js";

async function main() {
  await init();
  const el = document.querySelector("#output");
  el.innerHTML = hello_world();
}

main();