文件blob下载

down-file.js

const blob = new Blob([res.data], {
  type: 'application/vnd.openxmlformats-officedocument.wordprocessingml.document'
  // 文件格式
})
if ('download' in document.createElement('a')) { // 非IE下载
  const elink = document.createElement('a')
  elink.download = 'markone'
  elink.style.display = 'none'
  elink.href = URL.createObjectURL(blob)
  document.body.appendChild(elink)
  elink.click()
  URL.revokeObjectURL(elink.href) // 释放URL 对象
  document.body.removeChild(elink)
} else { // IE10+下载
  navigator.msSaveBlob(blob, 'markone')
}