vue-pdf接收文件流

  pdfDlg: function() {
      axios({
        method: 'GET',
        url: '/web/pdfFile', // 后台接口
        paramsSerializer: function(params) {
          return qs.stringify(params, { arrayFormat: 'brackets' })
        },
        headers: {
          'Content-Type': 'application/vnd.openxmlformats- 
  officedocument.spreadsheetml.sheet'
        },
        responseType: 'blob'
      }).then(response => {
        this.src = this.getObjectURL(response.data)
        this.pdfCurrentPage = 1 // 首先加载第一页
        this.pdfDlgVisible = true
      }).catch(error => { this.$message.error('' + error) })
    },
// 处理文件流
    getObjectURL(file) {
      let url = null
      if (window.createObjectURL !== undefined) { // basic
        url = window.createObjectURL(file)
      } else if (window.webkitURL !== undefined) { // webkit or chrome
        try {
          url = window.webkitURL.createObjectURL(file)
        } catch (error) {
          console.log(error)
        }
      } else if (window.URL !== undefined) { // mozilla(firefox)
        try {
          url = window.URL.createObjectURL(file)
        } catch (error) {
          console.log(error)
        }
      }
      return url
    },