Download 2021 File With Fetch Api -

For smaller files, you can fetch the entire file into memory as a Blob (Binary Large Object). javascript

async function downloadWithProgress(url) { const response = await fetch(url); const reader = response.body.getReader(); const contentLength = +response.headers.get('Content-Length'); let receivedLength = 0; let chunks = []; while(true) { const {done, value} = await reader.read(); if (done) break; chunks.push(value); receivedLength += value.length; // Calculate percentage if Content-Length is available if (contentLength) { console.log(`Progress: ${Math.round((receivedLength / contentLength) * 100)}%`); } } const blob = new Blob(chunks); // ... proceed to download via URL.createObjectURL(blob) } Use code with caution. Fetch API Download Progress Indicator? - Stack Overflow download file with fetch api

async function downloadFile(url, filename) { try { const response = await fetch(url); if (!response.ok) throw new Error('Download failed'); // Convert response to a Blob const blob = await response.blob(); // Create a temporary URL for the Blob const downloadUrl = window.URL.createObjectURL(blob); // Create a hidden anchor element to trigger the download const link = document.createElement('a'); link.href = downloadUrl; link.download = filename; // Set the desired file name document.body.appendChild(link); link.click(); // Programmatically click the link // Clean up: remove the link and revoke the URL to free memory document.body.removeChild(link); window.URL.revokeObjectURL(downloadUrl); } catch (error) { console.error('Error downloading file:', error); } } Use code with caution. For smaller files, you can fetch the entire