downListHandler(url, title, artist) {
// const title = 'name'
// const artist = '简历'
var x = new XMLHttpRequest();
x.open("GET", url, true);
x.responseType = 'blob';
x.onload = function () {
const url = window.URL.createObjectURL(x.response)
const eleLink = document.createElement("a");
eleLink.href = url;
eleLink.download = ${title} - ${artist};
eleLink.style.display = "none";
document.body.appendChild(eleLink);
eleLink.click();
document.body.removeChild(eleLink);
}
x.send()
},