导出

事件

// 事件 
goExcelList() {
        // 接口
      expenseBudgetExportLookOver(this.$route.query.id)
        .then(res => {
          const link = document.createElement('a')
          const blob = new Blob([res], { type: 'application/vnd.ms-excel' })
          link.style.display = 'none'
          link.href = URL.createObjectURL(blob)

          // link.download = res.headers['content-disposition'] //下载后文件名
          link.download = '项目拨款汇总明细.xls' // 下载的文件名
          document.body.appendChild(link)
          link.click()
          document.body.removeChild(link)
        })
        .catch(err => {
          console.log(err)
          return err
        })
    },

ajax/axios 请求

export function exportExcel(data) {
  return request({
    url: `请求的路径`,
    headers: {
      'Content-Type': 'application/json;charset=utf-8'
    },
    responseType: 'arraybuffer',
    method: 'post',
    dataType: 'json',
    data
  })
}