title: How to clear JTextArea?
body: <p>I'm trying to clear the JTextArea.</p>
  
  <p>Currently, I'm using </p>
  
  <pre><code>jtextarea.setText(null);
  </code></pre>
  
  <p>What is the difference if I use </p>
  
  <pre><code>jtextarea.setText("");
  </code></pre>