预览 docx ，doc ,xls

npm install xlsx docx-preview --save
 
<template>
  <div >
    <div v-if="previewData.type == 'doc'" ref="file"></div>
    <div v-if="previewData.type == 'xls'" v-html="tableau"></div>
  </div>
</template>
<script>
 
import axios from 'axios'
let docx = require('docx-preview');
const XLSX = require("xlsx")
 
export default {
  name: "index",
  props: {
    previewData: {
      default: {
        type: 'doc',
        url: ''
      }
    },
  },
  data() {
    return {
      tableau: '',
      pdfUrl: ''
    }
  },
  created() {
    if(this.previewData.url == '') {
      this.msgWarning('文件路径为空')
    } else {
      switch (this.previewData.type) {
        case 'doc':
          axios({
            method: 'get',
            responseType: 'blob', // 设置响应文件格式
            url: this.previewData.url,
          }).then(({data}) => {
            docx.renderAsync(data,this.$refs.file) // 渲染到页面预览
          })
              break
        case 'xls':
          axios.get(this.previewData.url,{
            responseType: "arraybuffer", // 设置响应体类型为arraybuffer
          }).then(({data})=> {
            let workbook = XLSX.read(new Uint8Array(data), {type:"array"}); // 解析数据
            let worksheet = workbook.Sheets[workbook.SheetNames[0]]; // workbook.SheetNames 下存的是该文件每个工作表名字,这里取出第一个工作表
            this.tableau = XLSX.utils.sheet_to_html(worksheet); // 渲染
          })
      }
    }
 
  },
  methods: {
 
  }
}
</script>
 
<style scoped>
 
</style>