Created
January 30, 2024 03:00
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Web Workers w/ Library Dependencies
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8" /> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0" /> | |
| <title>Web Worker Sorting Example</title> | |
| </head> | |
| <body> | |
| <button id="startButton">Sort on worker thread</button> | |
| <p>Sorted Numbers:</p> | |
| <ul id="sortedList"></ul> | |
| <script> | |
| const startButton = document.getElementById('startButton'); | |
| const sortedList = document.getElementById('sortedList'); | |
| startButton.addEventListener('click', () => { | |
| const numbers = generateRandomNumbers(20); // You can change the number of elements as needed | |
| const worker = new Worker('worker.js'); | |
| worker.onmessage = (e) => { | |
| const sortedNumbers = e.data; | |
| displaySortedNumbers(sortedNumbers); | |
| worker.terminate(); | |
| }; | |
| worker.postMessage(numbers); | |
| }); | |
| function generateRandomNumbers(count) { | |
| const numbers = []; | |
| for (let i = 0; i < count; i++) { | |
| numbers.push(Math.floor(Math.random() * 100)); // Generate random numbers between 0 and 99 | |
| } | |
| return numbers; | |
| } | |
| function displaySortedNumbers(numbers) { | |
| sortedList.innerHTML = ''; | |
| numbers.forEach((number) => { | |
| const listItem = document.createElement('li'); | |
| listItem.textContent = number; | |
| sortedList.appendChild(listItem); | |
| }); | |
| } | |
| </script> | |
| </body> | |
| </html> |
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| // eslint-disable-next-line no-undef | |
| importScripts('https://cdn.jsdelivr.net/npm/[email protected]/lodash.min.js'); // Import Lodash lib | |
| onmessage = function (e) { | |
| const numbers = e.data; // Get the numbers from the main thread | |
| console.log('Worker: ' + numbers); | |
| const sortedNumbers = _.sortBy(numbers); // Lodash lib passed as object arg from main thread | |
| postMessage(sortedNumbers); // Send the sorted numbers back to the main thread | |
| }; |
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