https://nodejs.org/api/worker_threads.html#worker-threads

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
const { Worker, isMainThread, parentPort } = require('node:worker_threads');
if (isMainThread) {
    const worker = new Worker(__filename);
    worker.once('message', (message) => {
        console.log(message);  // Prints 'Hello, world!'.
    });
    worker.postMessage('Hello, world!');
} else {
    // When a message from the parent thread is received, send it back:
    parentPort.once('message', (message) => {
        parentPort.postMessage(message);
    });
}

const { Worker, isMainThread, workerData } = require('node:worker_threads');
if (isMainThread) {
    const worker = new Worker(__filename, { workerData: 'Hello, world!' });
} else {
    console.log(workerData);  // Prints 'Hello, world!'.
}

once -> waitFor block

WebAssembly线程
https://blog.csdn.net/qq_34754747/article/details/105096008