官网地址：https://github.com/501351981/vue-office 

支持多种文件(docx、excel、pdf、pptx)预览的vue组件库，支持vue2/3。也支持非Vue框架的预览。

1.在线预览word文件（以及本地上传预览）

        1.1：下载组件库

npm install @vue-office/docx vue-demi@0.14.6

        1.2：页面使用

<template>
    <div>
        <!-- 在线word预览 -->
        <!-- 本地文件上传预览 -->
        <input type="file" @change="changeHandle" />
        <vue-office-docx :src="docx" class="wordOffce" @rendered="rendered" />
    </div>
</template>
<script setup lang="ts">
import { ref } from 'vue'
//引入VueOfficeDocx组件
import VueOfficeDocx from '@vue-office/docx'
//引入相关样式
import '@vue-office/docx/lib/index.css';

let docx = ref<any>('http://static.shanhuxueyuan.com/test6.docx');
let rendered = () => {
    console.log("渲染完成")
}
// 本地文件上传预览
let changeHandle = (event: any) => {
    let file = event.target.files[0]
    let fileReader = new FileReader()
    fileReader.readAsArrayBuffer(file)
    fileReader.onload = () => {
        docx.value = fileReader.result;
    }
}
</script>
<style lang="less" scoped>
.wordOffce {
    height: 80vh !important;

    :deep(.docx-wrapper) {
        background-color: #fff !important;
    }
}
</style>

2. 在线预览PDF文件（以及本地上传预览）

         2.1：下载组件库

npm install @vue-office/pdf vue-demi@0.14.6

        2.2： 页面使用

<template>
    <div>
        <!-- 在线pdf预览 -->
        <!-- 本地文件上传预览 -->
        <input type="file" @change="changeHandle" />
        <vue-office-pdf :src="pdf" class="wordOffce" @rendered="renderedHandler" @error="errorHandler" />
    </div>
</template>
<script setup lang="ts">
import { ref } from 'vue'
//引入VueOfficeDocx组件
import VueOfficePdf from '@vue-office/pdf'

let pdf = ref<any>('http://static.shanhuxueyuan.com/test.pdf');
let renderedHandler = () => {
    console.log("渲染完成")
}
let errorHandler = () => {
    console.log("渲染失败")
}
// 本地文件上传预览
let changeHandle = (event: any) => {
    let file = event.target.files[0]
    let fileReader = new FileReader()
    fileReader.readAsArrayBuffer(file)
    fileReader.onload = () => {
        pdf.value = fileReader.result;
    }
}
</script>
<style lang="less" scoped>
.wordOffce {
    height: 80vh !important;
    box-shadow: 0px 0px 5px 27px rgba(0, 0, 0, 0.75);
    -webkit-box-shadow: 0px 0px 5px 27px rgba(0, 0, 0, 0.75);
    -moz-box-shadow: 0px 0px 5px 27px rgba(0, 0, 0, 0.75);

    :deep(.vue-office-pdf-wrapper) {
        background-color: #fff !important;
    }
}
</style>

3. 在线预览Excel文件（以及本地上传预览）

        3.1：下载组件库

npm install @vue-office/excel vue-demi@0.14.6

        3.2：页面使用

<template>
    <div>
        <!-- 在线pdf预览 -->
        <!-- 本地文件上传预览 -->
        <input type="file" @change="changeHandle" />
        <vue-office-excel :src="excel" class="wordOffce" @rendered="renderedHandler" @error="errorHandler" />
    </div>
</template>
<script setup lang="ts">
import { ref } from 'vue'
//引入VueOfficeDocx组件
import VueOfficeExcel from '@vue-office/excel'
import '@vue-office/excel/lib/index.css'

let excel = ref<any>('http://static.shanhuxueyuan.com/demo/excel.xlsx');
let renderedHandler = () => {
    console.log("渲染完成")
}
let errorHandler = () => {
    console.log("渲染失败")
}
// 本地文件上传预览
let changeHandle = (event: any) => {
    let file = event.target.files[0]
    let fileReader = new FileReader()
    fileReader.readAsArrayBuffer(file)
    fileReader.onload = () => {
        excel.value = fileReader.result;
    }
}
</script>
<style lang="less" scoped>
.wordOffce {
    height: 80vh !important;
}
</style>

4. 在线预览pptx文件（以及本地上传预览）

        4.1：下载组件库

npm install @vue-office/pptx vue-demi@0.14.6

        4.2：页面使用 

<template>
    <div>
        <!-- 在线pdf预览 -->
        <!-- 本地文件上传预览 -->
        <input type="file" @change="changeHandle" />
        <vue-office-pptx :src="pptx" class="wordOffce" @rendered="renderedHandler" @error="errorHandler" />
    </div>
</template>
<script setup lang="ts">
import { ref } from 'vue'
//引入VueOfficeDocx组件
import VueOfficePptx from '@vue-office/pptx'

let pptx = ref<any>('http://static.shanhuxueyuan.com/test.pptx');
let renderedHandler = () => {
    console.log("渲染完成")
}
let errorHandler = () => {
    console.log("渲染失败")
}
// 本地文件上传预览
let changeHandle = (event: any) => {
    let file = event.target.files[0]
    let fileReader = new FileReader()
    fileReader.readAsArrayBuffer(file)
    fileReader.onload = () => {
        pptx.value = fileReader.result;
    }
}
</script>
<style lang="less" scoped>
.wordOffce {
    height: 80vh !important;
}
</style>