JS Clientside download file from blob

clientsideFileDownload.js

const clientsideDownloadFile = (blob,fileName) => {
        // Test download attribute first
        if ('download' in HTMLAnchorElement.prototype) {
            // Create an object URL for the blob object
            const url = URL.createObjectURL(blob);

            // Create a new anchor element
            const a = document.createElement('a');
            a.href = url;
            a.download = fileName;

            // Programmatically trigger a click on the anchor element
            // Useful if you want the download to happen automatically
            // Without attaching the anchor element to the DOM
            a.click();

            setTimeout(() => {
                URL.revokeObjectURL(url);
            });
        }
}