title: How to detect the existence of non Latin characters in a string?
body: <p>I want to change all filenames containing non Latin characters to a random unique Latin string. But how can I detect the existence of non Latin character in the original filenames?</p>
  
  <h2>Edit</h2>
  
  <p>The non-latin characters might be chinese, japanese, korean, arabic, umlaut, etc characters.</p>