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title Jalankan JavaScript Di Mana Saja
layout home

Jalankan JavaScript Di Mana Saja

Node.js® adalah lingkungan runtime JavaScript gratis dan sumber terbuka yang
lintas platform, yang memungkinkan pengembang membuat server, aplikasi web,
alat baris perintah, dan skrip.
Dapatkan Node.js® 
  <Button kind="primary" className="!block dark:!hidden" href="/download">Dapatkan Node.js®</Button>

  <Button kind="secondary" className="!block" href="/about/eol">
    <span>Dapatkan dukungan keamanan</span>

    <br />

    <small className="!text-xs">untuk versi Node.js yang telah mencapai EOL</small>
  </Button>

  <div className="flex justify-center ml:mt-3">
    <PartnersList sort="weight" />
  </div>

  <span className="text-center text-sm! text-neutral-800 dark:text-neutral-600 text-balance">Node.js dengan bangga didukung oleh para mitra di atas <Link href="/about/partners">dan lainnya</Link>.</span>
</div>
```js displayName="Create an HTTP Server" // server.mjs import { createServer } from 'node:http'; 
const server = createServer((req, res) => {
  res.writeHead(200, { 'Content-Type': 'text/plain' });
  res.end('Hello World!\n');
});

// starts a simple http server locally on port 3000
server.listen(3000, '127.0.0.1', () => {
  console.log('Listening on 127.0.0.1:3000');
});

// run with `node server.mjs`
```

```js displayName="Write Tests"
// tests.mjs
import assert from 'node:assert';
import test from 'node:test';

test('that 1 is equal 1', () => {
  assert.strictEqual(1, 1);
});

test('that throws as 1 is not equal 2', () => {
  // throws an exception because 1 != 2
  assert.strictEqual(1, 2);
});

// run with `node tests.mjs`
```

```js displayName="Read and Hash a File"
// crypto.mjs
import { createHash } from 'node:crypto';
import { readFile } from 'node:fs/promises';

const hasher = createHash('sha1');

hasher.setEncoding('hex');
// ensure you have a `package.json` file for this test!
hasher.write(await readFile('package.json'));
hasher.end();

const fileHash = hasher.read();

// run with `node crypto.mjs`
```

```js displayName="Streams Pipeline"
// streams.mjs
import { createReadStream, createWriteStream } from 'node:fs';
import { pipeline } from 'node:stream/promises';
import { createGzip } from 'node:zlib';

// ensure you have a `package.json` file for this test!
await pipeline(
  createReadStream('package.json'),
  createGzip(),
  createWriteStream('package.json.gz')
);

// run with `node streams.mjs`
```

```js displayName="Work with Threads"
// threads.mjs
import { Worker, isMainThread,
  workerData, parentPort } from 'node:worker_threads';

if (isMainThread) {
  const data = 'some data';
  const worker = new Worker(import.meta.filename, { workerData: data });
  worker.on('message', msg => console.log('Reply from Thread:', msg));
} else {
  const source = workerData;
  parentPort.postMessage(btoa(source.toUpperCase()));
}

// run with `node threads.mjs`
```

Pelajari lebih lanjut tentang apa yang bisa ditawarkan Node.js melalui Bahan Pembelajaran kami.