title: import and export of node.js
body: <pre><code>//D:/workspace/www/hello-world/src/data/articles.js   
  
  const articles = [
      {"title": "title1","content": "content1"},
      {"title": "title2","content": "content2"},
      {"title": "title3","content": "content3"}]
  
  </code></pre>
  
  <pre><code>//D:/workspace/www/nodejs_scripts/test.js     
  
  import articles from '../hello-world/src/data/articles.js';
  console.log(articles);
  </code></pre>
  
  <pre><code>//D:/workspace/www/nodejs_scripts/package.json    
  
  {
    "type": "module"
  }
  </code></pre>
  
  <p>run <code>test.js</code></p>
  
  <pre><code>D:\workspace\www\nodejs_scripts
  λ node -v
  v12.11.1
  
  D:\workspace\www\nodejs_scripts
  λ node --experimental-modules test.js
  (node:7756) ExperimentalWarning: The ESM module loader is experimental.
  {}
  </code></pre>
  
  <p><strong>Question:</strong><br>
  How to get the data of <code>articles.js</code>?</p>