title: What is the difference between `PropTypes.node` and `PropTypes.any` in react?
body: <pre><code>// Anything that can be rendered: numbers, strings, elements or an array
  // (or fragment) containing these types.
  optionalNode: PropTypes.node,
  
  // A value of any data type
  requiredAny: PropTypes.any.isRequired,
  </code></pre>
  
  <p>Which types does <code>PropTypes.any</code> contain compared to <code>PropTypes.node</code>?</p>