title: How to convert string to unicode(UTF-8) string in Swift?
body: <p>How to convert string to unicode(UTF-8) string in Swift?</p>
  
  <p>In Objective I could write smth like that:</p>
  
  <pre><code>NSString *str = [[NSString alloc] initWithUTF8String:[strToDecode cStringUsingEncoding:NSUTF8StringEncoding]];
  </code></pre>
  
  <p>how to do smth similar in Swift?</p>