Download File With Fetch React ((link)) May 2026

The server requires a body to generate the file.

Always call URL.revokeObjectURL() to free up browser memory. download file with fetch react

Downloading files in a modern React application often requires more than a simple anchor tag, especially when dealing with authentication headers or large blobs. Using the Fetch API provides the control needed to handle these complex scenarios. The server requires a body to generate the file

import React, useState from 'react'; const FileDownloader = ( fileUrl, fileName ) => const [isDownloading, setIsDownloading] = useState(false); const handleDownload = async () => setIsDownloading(true); try 'download'; document.body.appendChild(a); a.click(); a.remove(); window.URL.revokeObjectURL(url); catch (error) alert("Failed to download file"); finally setIsDownloading(false); ; return ( isDownloading ? 'Downloading...' : 'Download File' ); ; export default FileDownloader; Use code with caution. 3. Handling Large Files and Progress useState from 'react'