Javascript Url'den Dosya indirme

        function saveFile(url) {
            var filename = url.substring(url.lastIndexOf("/") + 1).split("?")[0];
            var xhr = new XMLHttpRequest();
            xhr.responseType = 'blob';
            xhr.onload = function () {
                var a = document.createElement('a');
                a.href = window.URL.createObjectURL(xhr.response);
                a.download = filename;
                a.style.display = 'none';
                document.body.appendChild(a);
                a.click();
                delete a;
            };
            xhr.open('GET', url);
            xhr.send();
        }

javascript alfabe

var alphabet = 'abcdefghijklmnopqrstuvwxyz'.split('');