vue+axios实现post文件下载

axios({
 method: 'post',
 url: 'api/user/',
 data: {
 firstName: 'Fred',
 lastName: 'Flintstone'
 },
 responseType: 'blob'
}).then(response => {
 this.download(response)
}).catch((error) => {

})

methods: {
 // 下载文件
 download (data) {
 if (!data) {
  return
 }
 let url = window.URL.createObjectURL(new Blob([data]))
 let link = document.createElement('a')
 link.style.display = 'none'
 link.href = url
 link.setAttribute('download', 'excel.xlsx')
 
 document.body.appendChild(link)
 link.click()
 }
}