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# 前端
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## 问题
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### vue3 引入@路径
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#### 引入path模块问题
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node.js 自带的path模块,是JavaScript代码,要引入ts文件,需要安装@type/node模块。
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```shell
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npm install @types/node --save-dev
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```
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之后就可以加载path。在 vite.config.ts 中加上
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```typescript
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import path from "path";
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resolve: {
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            //配置别名
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            alias: [
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                {
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                    find: /^~/,
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                    replacement: "",
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                },
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                {
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                    find: "@",
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                    replacement: path.resolve( __dirname, "src" ),
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                },
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            ],
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        },
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```
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## 组件
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### pdf预览组件
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使用
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