vite打包vue3项目白屏报错

一、白屏

原因一:

资源路劲问题

修改:vite.config.ts

export default defineConfig({
  plugins: [vue()],
  // 打包路径设置
  base: process.env.NODE_ENV === 'production' ? './' : '/', 
  resolve: {
    alias: {
      '@': fileURLToPath(new URL('./src', import.meta.url))
    }
  }
})

原因二:打包后依旧打开还是白屏:

原因是需要服务器进行静态资源访问,否则会因为跨域而报错

Access to script at 'file:///F:/Progremes/Vue3/yanxuan_vue3_m_h5/dist/assets/index-49de958d.js' from origin 'null' has been blocked by CORS policy: Cross origin requests are only supported for protocol schemes: http, data, isolated-app, chrome-extension, chrome, https, chrome-untrusted.

index.html:8 GET file:///F:/Progremes/Vue3/yanxuan_vue3_m_h5/dist/assets/index-49de958d.js net::ERR_FAILED

二、想要查看,可以装一个本地服务泡一下就性:

安装一个本地服务器插件

npm install http-server -g

然后到 dist目录下在cmd 中运行

http-server -p 8088

然后输入地址访问就ok:

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转载自blog.csdn.net/A88552211/article/details/129270894