导出

// 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
        })
    },