title: Syntax in function_name()()
body: <p><a href="https://material-ui.com/customization/css-in-js/#withstyles-styles-options-higher-order-component" rel="nofollow noreferrer">https://material-ui.com/customization/css-in-js/#withstyles-styles-options-higher-order-component</a></p>
  
  <p>The last line in the example code</p>
  
  <pre><code>export default withStyles(styles)(MyComponent);
  </code></pre>
  
  <p>withStyles API says </p>
  
  <p><em>withStyles(styles, [options]) => higher-order component</em>
  which does not contain two continuous bracketed components.</p>
  
  <p>What syntax is used in withStyles()()</p>