title: Need regular expression. Any character number
body: <p>I need a Regular expression.</p>
  
  <p>Any symbols (or letter?) or digits, but it must not contain only digits:</p>
  
  <pre><code>jhfj7484 - passes
  3434jhfj - passes
  jку343hj - passes
  63728134 - does not pass
  6372813t - passes
  </code></pre>
  
  <p>Thanks for the help.</p>