vue 下载文件并且重命名

　　　　　　　xz(row) { this.getBlob(row.value, (blob) => { this.saveAs(blob, row.title) }) }, getBlob(url, cb) { var xhr = new XMLHttpRequest() xhr.open('GET', url, true) xhr.responseType = 'blob' xhr.onload = function() { if (xhr.status === 200) { cb(xhr.response) } } xhr.send() }, saveAs(blob, filename) { if (window.navigator.msSaveOrOpenBlob) { navigator.msSaveBlob(blob, filename) } else { var link = document.createElement('a') var body = document.querySelector('body') link.href = window.URL.createObjectURL(blob) link.download = filename link.style.display = 'none' body.appendChild(link) link.click() body.removeChild(link) window.URL.revokeObjectURL(link.href) } },