title: regex to match non-latin char with ASCII 0-31 and 128-255
body: <p>wanted to match the non-latin char. tried it. as per my understanding   <code>if (a.matches("[\\x8A-\\xFF]+"))</code> should return true but its false.</p>
  
  <pre><code>String a = "Ž";
  if (a.matches("[\\x8A-\\xFF]+"))
  {
  
  }
  </code></pre>