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    <title>Express on Roam Tech-verse | Roamverse Technical Blog</title>
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      <title>Node.js Express 跨域请求</title>
      <link>/notes/node-js/express/cors-request/</link>
      <pubDate>Fri, 18 Aug 2023 08:16:03 +0000</pubDate>
      <guid>/notes/node-js/express/cors-request/</guid>
      <description><![CDATA[<h1 id="跨域请求问题" data-numberify>跨域请求问题<a class="anchor ms-1" href="#跨域请求问题"></a></h1>
<p>跨域是指发送与当前服务的域名（或端口）不一致的请求。跨域问题的产生原因是浏览器不允许JS请求对域名不同或端口不同的服务发起请求（同源策略）。</p>]]></description>
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      <title>Node.js Express 中间件</title>
      <link>/notes/node-js/express/middleware/</link>
      <pubDate>Mon, 14 Aug 2023 08:48:27 +0000</pubDate>
      <guid>/notes/node-js/express/middleware/</guid>
      <description><![CDATA[<p>中间件（Middleware），特指业务流程的中间处理环节。</p>
<p>当一个请求到达Express的服务器之后，可以连续调用多个中间件，从而对这次请求进行预处理。</p>]]></description>
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    <item>
      <title>Node.js Express 路由</title>
      <link>/notes/node-js/express/router/</link>
      <pubDate>Sat, 12 Aug 2023 13:32:52 +0000</pubDate>
      <guid>/notes/node-js/express/router/</guid>
      <description><![CDATA[<h1 id="路由的类型" data-numberify>路由的类型<a class="anchor ms-1" href="#路由的类型"></a></h1>
<p>在Express中，路由指的是客户端的请求与服务器处理函数之间的映射关系。Express中的路由分三部分组成：</p>]]></description>
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      <title>Node.js Express 模块基础</title>
      <link>/notes/node-js/express/base/</link>
      <pubDate>Thu, 10 Aug 2023 15:11:28 +0000</pubDate>
      <guid>/notes/node-js/express/base/</guid>
      <description><![CDATA[<p>Express是一个Web开发框架。Express本质上是NPM上的一个第三方模块，提供了快速创建Web服务器、API接口服务器的方法。Express中文网地址为<a href="https://www.expressjs.com.cn/" target="_blank" rel="noopener noreferrer">https://www.expressjs.com.cn/<i class="fas fa-external-link-square-alt ms-1"></i></a>，官网地址为<a href="https://expressjs.com/" target="_blank" rel="noopener noreferrer">https://expressjs.com/<i class="fas fa-external-link-square-alt ms-1"></i></a>。</p>]]></description>
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