How to create and download an XML file on the fly using javascript?

Question

I got a requirement as following:

There is a link on a web page. As user clicks on link it should create a file on the fly and a download box pops up. How to do it u

Answer 1

decodeRequest(textToDecode) {

    var decodedString = atob(textToDecode);

    var fileName = "fileName1"+'_RQ';
    var fileType = '.xml';

    var blob = new Blob([decodedString], { type: fileType });

    var a = document.createElement('a');
    a.download = fileName;
    a.href = URL.createObjectURL(blob);
    a.dataset.downloadurl = [fileType, a.download, a.href].join(':');
    a.style.display = "none";
    document.body.appendChild(a);
    a.click();
    document.body.removeChild(a);
    setTimeout(function() { URL.revokeObjectURL(a.href); }, 1500); 

}