In JavaScript, "workers" typically refer to Web Workers, a feature that allows you to run code in a separate thread from the main thread of the web page. This enables you to perform background tasks without blocking the user interface.

To list Web Workers in JavaScript, you need to keep track of the workers you create in your application. Here's an example of how you can do that:

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const workers = []; function createWorker() { const worker = new Worker('worker.js'); workers.push(worker); } function terminateWorker(index) { if (index >= 0 && index < workers.length) { workers[index].terminate(); workers.splice(index, 1); } } function listWorkers() { console.log(`Total Workers: ${workers.length}`); workers.forEach((worker, index) => { console.log(`Worker ${index}: ${worker.url}`); }); } // Usage createWorker(); createWorker(); listWorkers(); // Output: Total Workers: 2, Worker 0: worker.js, Worker 1: worker.js // Terminate worker at index 0 terminateWorker(0); listWorkers(); // Output: Total Workers: 1, Worker 0: worker.js

In this example, we have a simple utility to create and list Web Workers. The createWorker function creates a new Web Worker instance and adds it to the workers array. The terminateWorker function allows you to terminate a specific worker by its index, removing it from the workers array. The listWorkers function logs the total number of workers and their URLs to the console.

Please note that the code above is for illustrative purposes and doesn't include any actual logic or tasks to be performed by the Web Workers. In real-world scenarios, you would typically use Web Workers to offload CPU-intensive or time-consuming tasks to a separate thread while keeping the UI responsive.

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